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	diff --git a/native/qr-code/qr-code-screen.react.js b/native/account/qr-code-screen.react.js
	similarity index 100%
	rename from native/qr-code/qr-code-screen.react.js
	rename to native/account/qr-code-screen.react.js
	diff --git a/native/qr-code/sign-in-navigator.react.js b/native/account/sign-in-navigator.react.js
	similarity index 100%
	rename from native/qr-code/sign-in-navigator.react.js
	rename to native/account/sign-in-navigator.react.js
	diff --git a/native/navigation/root-navigator.react.js b/native/navigation/root-navigator.react.js
	index 061017518..136dcd2f0 100644
	--- a/native/navigation/root-navigator.react.js
	+++ b/native/navigation/root-navigator.react.js
	@@ -1,322 +1,322 @@
	// @flow

	import type {
	StackNavigationState,
	StackOptions,
	StackNavigationEventMap,
	StackNavigatorProps,
	ExtraStackNavigatorProps,
	ParamListBase,
	StackNavigationHelpers,
	StackNavigationProp,
	StackRouterOptions,
	RouteProp,
	} from '@react-navigation/core';
	import {
	createNavigatorFactory,
	useNavigationBuilder,
	} from '@react-navigation/native';
	import { StackView } from '@react-navigation/stack';
	import * as React from 'react';
	import { Platform } from 'react-native';
	import { enableScreens } from 'react-native-screens';

	import AppNavigator from './app-navigator.react.js';
	import InviteLinkModal from './invite-link-modal.react.js';
	import { defaultStackScreenOptions, transitionPreset } from './options.js';
	import { RootNavigatorContext } from './root-navigator-context.js';
	import RootRouter, {
	type RootRouterExtraNavigationHelpers,
	type RootRouterNavigationAction,
	} from './root-router.js';
	import {
	LoggedOutModalRouteName,
	AppRouteName,
	ThreadPickerModalRouteName,
	ImagePasteModalRouteName,
	AddUsersModalRouteName,
	CustomServerModalRouteName,
	ColorSelectorModalRouteName,
	ComposeSubchannelModalRouteName,
	SidebarListModalRouteName,
	SubchannelsListModalRouteName,
	MessageReactionsModalRouteName,
	type ScreenParamList,
	type RootParamList,
	TermsAndPrivacyRouteName,
	RegistrationRouteName,
	InviteLinkModalRouteName,
	InviteLinkNavigatorRouteName,
	CommunityCreationRouteName,
	RolesNavigatorRouteName,
	SignInNavigatorRouteName,
	UserProfileBottomSheetNavigatorRouteName,
	KeyserverSelectionBottomSheetRouteName,
	ConnectFarcasterBottomSheetRouteName,
	TagFarcasterChannelNavigatorRouteName,
	CreateMissingSIWEBackupMessageRouteName,
	RestoreSIWEBackupRouteName,
	LinkedDevicesBottomSheetRouteName,
	} from './route-names.js';
	import LoggedOutModal from '../account/logged-out-modal.react.js';
	import CreateMissingSIWEBackupMessage from '../account/registration/missing-registration-data/missing-siwe-backup-message.react.js';
	import RegistrationNavigator from '../account/registration/registration-navigator.react.js';
	+import SignInNavigator from '../account/sign-in-navigator.react.js';
	import TermsAndPrivacyModal from '../account/terms-and-privacy-modal.react.js';
	import RestoreSIWEBackup from '../backup/restore-siwe-backup.react.js';
	import ThreadPickerModal from '../calendar/thread-picker-modal.react.js';
	import ImagePasteModal from '../chat/image-paste-modal.react.js';
	import MessageReactionsModal from '../chat/message-reactions-modal.react.js';
	import AddUsersModal from '../chat/settings/add-users-modal.react.js';
	import ColorSelectorModal from '../chat/settings/color-selector-modal.react.js';
	import ComposeSubchannelModal from '../chat/settings/compose-subchannel-modal.react.js';
	import SidebarListModal from '../chat/sidebar-list-modal.react.js';
	import SubchannelsListModal from '../chat/subchannels-list-modal.react.js';
	import CommunityCreationNavigator from '../community-creation/community-creation-navigator.react.js';
	import TagFarcasterChannelNavigator from '../community-settings/tag-farcaster-channel/tag-farcaster-channel-navigator.react.js';
	import ConnectFarcasterBottomSheet from '../components/connect-farcaster-bottom-sheet.react.js';
	import InviteLinksNavigator from '../invite-links/invite-links-navigator.react.js';
	import CustomServerModal from '../profile/custom-server-modal.react.js';
	import KeyserverSelectionBottomSheet from '../profile/keyserver-selection-bottom-sheet.react.js';
	import LinkedDevicesBottomSheet from '../profile/linked-devices-bottom-sheet.react.js';
	-import SignInNavigator from '../qr-code/sign-in-navigator.react.js';
	import RolesNavigator from '../roles/roles-navigator.react.js';
	import UserProfileBottomSheetNavigator from '../user-profile/user-profile-bottom-sheet-navigator.react.js';

	enableScreens();

	export type RootNavigationHelpers<ParamList: ParamListBase = ParamListBase> = {
	...$Exact<StackNavigationHelpers<ParamList>>,
	...RootRouterExtraNavigationHelpers,
	...
	};

	type RootNavigatorProps = StackNavigatorProps<RootNavigationHelpers<>>;
	function RootNavigator({
	initialRouteName,
	children,
	screenOptions,
	defaultScreenOptions,
	screenListeners,
	id,
	...rest
	}: RootNavigatorProps) {
	const [keyboardHandlingEnabled, setKeyboardHandlingEnabled] =
	React.useState(true);
	const mergedScreenOptions = React.useMemo(() => {
	if (typeof screenOptions === 'function') {
	return (input: {
	+route: RouteProp<>,
	+navigation: RootNavigationHelpers<>,
	}) => ({
	...screenOptions(input),
	keyboardHandlingEnabled,
	});
	}
	return {
	...screenOptions,
	keyboardHandlingEnabled,
	};
	}, [screenOptions, keyboardHandlingEnabled]);

	const { state, descriptors, navigation } = useNavigationBuilder<
	StackNavigationState,
	RootRouterNavigationAction,
	StackOptions,
	StackRouterOptions,
	RootNavigationHelpers<>,
	StackNavigationEventMap,
	ExtraStackNavigatorProps,
	>(RootRouter, {
	id,
	initialRouteName,
	children,
	screenOptions: mergedScreenOptions,
	defaultScreenOptions,
	screenListeners,
	});

	const rootNavigationContext = React.useMemo(
	() => ({ setKeyboardHandlingEnabled }),
	[setKeyboardHandlingEnabled],
	);

	return (
	<RootNavigatorContext.Provider value={rootNavigationContext}>
	<StackView
	{...rest}
	state={state}
	descriptors={descriptors}
	navigation={navigation}
	detachInactiveScreens={Platform.OS !== 'ios'}
	/>
	</RootNavigatorContext.Provider>
	);
	}
	const createRootNavigator = createNavigatorFactory<
	StackNavigationState,
	StackOptions,
	StackNavigationEventMap,
	RootNavigationHelpers<>,
	ExtraStackNavigatorProps,
	>(RootNavigator);

	const defaultScreenOptions = {
	...defaultStackScreenOptions,
	...transitionPreset,
	cardStyle: { backgroundColor: 'transparent' },
	presentation: 'modal',
	headerShown: false,
	};
	const disableGesturesScreenOptions = {
	gestureEnabled: false,
	};
	const modalOverlayScreenOptions = {
	cardOverlayEnabled: true,
	presentation: 'transparentModal',
	};
	const termsAndPrivacyModalScreenOptions = {
	gestureEnabled: false,
	cardOverlayEnabled: true,
	presentation: 'transparentModal',
	};

	export type RootRouterNavigationProp<
	ParamList: ParamListBase = ParamListBase,
	RouteName: $Keys<ParamList> = $Keys<ParamList>,
	> = {
	...StackNavigationProp<ParamList, RouteName>,
	...RootRouterExtraNavigationHelpers,
	};

	export type RootNavigationProp<
	RouteName: $Keys<ScreenParamList> = $Keys<ScreenParamList>,
	> = {
	...StackNavigationProp<ScreenParamList, RouteName>,
	...RootRouterExtraNavigationHelpers,
	};

	const Root = createRootNavigator<
	ScreenParamList,
	RootParamList,
	RootNavigationHelpers<ScreenParamList>,
	>();
	function RootComponent(): React.Node {
	return (
	<Root.Navigator screenOptions={defaultScreenOptions}>
	<Root.Screen
	name={LoggedOutModalRouteName}
	component={LoggedOutModal}
	options={disableGesturesScreenOptions}
	/>
	<Root.Screen
	name={RegistrationRouteName}
	component={RegistrationNavigator}
	options={disableGesturesScreenOptions}
	/>
	<Root.Screen
	name={SignInNavigatorRouteName}
	component={SignInNavigator}
	options={disableGesturesScreenOptions}
	/>
	<Root.Screen
	name={CommunityCreationRouteName}
	component={CommunityCreationNavigator}
	/>
	<Root.Screen name={AppRouteName} component={AppNavigator} />
	<Root.Screen
	name={TermsAndPrivacyRouteName}
	component={TermsAndPrivacyModal}
	options={termsAndPrivacyModalScreenOptions}
	/>
	<Root.Screen
	name={InviteLinkModalRouteName}
	component={InviteLinkModal}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen
	name={InviteLinkNavigatorRouteName}
	component={InviteLinksNavigator}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen
	name={ThreadPickerModalRouteName}
	component={ThreadPickerModal}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen
	name={ImagePasteModalRouteName}
	component={ImagePasteModal}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen
	name={AddUsersModalRouteName}
	component={AddUsersModal}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen
	name={CustomServerModalRouteName}
	component={CustomServerModal}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen
	name={ColorSelectorModalRouteName}
	component={ColorSelectorModal}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen
	name={ComposeSubchannelModalRouteName}
	component={ComposeSubchannelModal}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen
	name={SidebarListModalRouteName}
	component={SidebarListModal}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen
	name={SubchannelsListModalRouteName}
	component={SubchannelsListModal}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen
	name={MessageReactionsModalRouteName}
	component={MessageReactionsModal}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen name={RolesNavigatorRouteName} component={RolesNavigator} />
	<Root.Screen
	name={UserProfileBottomSheetNavigatorRouteName}
	component={UserProfileBottomSheetNavigator}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen
	name={KeyserverSelectionBottomSheetRouteName}
	component={KeyserverSelectionBottomSheet}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen
	name={LinkedDevicesBottomSheetRouteName}
	component={LinkedDevicesBottomSheet}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen
	name={ConnectFarcasterBottomSheetRouteName}
	component={ConnectFarcasterBottomSheet}
	options={modalOverlayScreenOptions}
	/>
	<Root.Screen
	name={TagFarcasterChannelNavigatorRouteName}
	component={TagFarcasterChannelNavigator}
	/>
	<Root.Screen
	name={CreateMissingSIWEBackupMessageRouteName}
	component={CreateMissingSIWEBackupMessage}
	/>
	<Root.Screen
	name={RestoreSIWEBackupRouteName}
	component={RestoreSIWEBackup}
	/>
	</Root.Navigator>
	);
	}
	export default RootComponent;
	diff --git a/native/profile/secondary-device-qr-code-scanner.react.js b/native/profile/secondary-device-qr-code-scanner.react.js
	index 6cf669ff8..fed08a791 100644
	--- a/native/profile/secondary-device-qr-code-scanner.react.js
	+++ b/native/profile/secondary-device-qr-code-scanner.react.js
	@@ -1,455 +1,455 @@
	// @flow

	import { useNavigation } from '@react-navigation/native';
	import { BarCodeScanner, type BarCodeEvent } from 'expo-barcode-scanner';
	import invariant from 'invariant';
	import * as React from 'react';
	import { View, Text } from 'react-native';

	import { parseDataFromDeepLink } from 'lib/facts/links.js';
	import {
	getOwnPeerDevices,
	getKeyserverDeviceID,
	} from 'lib/selectors/user-selectors.js';
	import { useDeviceListUpdate } from 'lib/shared/device-list-utils.js';
	import { IdentityClientContext } from 'lib/shared/identity-client-context.js';
	import { useTunnelbroker } from 'lib/tunnelbroker/tunnelbroker-context.js';
	import {
	backupKeysValidator,
	type BackupKeys,
	} from 'lib/types/backup-types.js';
	import {
	identityDeviceTypes,
	type IdentityDeviceType,
	} from 'lib/types/identity-service-types.js';
	import {
	tunnelbrokerToDeviceMessageTypes,
	type TunnelbrokerToDeviceMessage,
	} from 'lib/types/tunnelbroker/messages.js';
	import {
	peerToPeerMessageTypes,
	peerToPeerMessageValidator,
	type PeerToPeerMessage,
	} from 'lib/types/tunnelbroker/peer-to-peer-message-types.js';
	import { qrCodeAuthMessageTypes } from 'lib/types/tunnelbroker/qr-code-auth-message-types.js';
	import { assertWithValidator } from 'lib/utils/validation-utils.js';

	import type { ProfileNavigationProp } from './profile.react.js';
	import { useClientBackup } from '../backup/use-client-backup.js';
	import { useGetBackupSecretForLoggedInUser } from '../backup/use-get-backup-secret.js';
	import TextInput from '../components/text-input.react.js';
	import { commCoreModule } from '../native-modules.js';
	import HeaderRightTextButton from '../navigation/header-right-text-button.react.js';
	import type { NavigationRoute } from '../navigation/route-names.js';
	-import {
	- composeTunnelbrokerQRAuthMessage,
	- parseTunnelbrokerQRAuthMessage,
	-} from '../qr-code/qr-code-utils.js';
	import { useSelector } from '../redux/redux-utils.js';
	import { useStyles, useColors } from '../themes/colors.js';
	import Alert from '../utils/alert.js';
	+import {
	+ composeTunnelbrokerQRAuthMessage,
	+ parseTunnelbrokerQRAuthMessage,
	+} from '../utils/qr-code-utils.js';
	import { deviceIsEmulator } from '../utils/url-utils.js';

	const barCodeTypes = [BarCodeScanner.Constants.BarCodeType.qr];

	type Props = {
	+navigation: ProfileNavigationProp<'SecondaryDeviceQRCodeScanner'>,
	+route: NavigationRoute<'SecondaryDeviceQRCodeScanner'>,
	};

	// eslint-disable-next-line no-unused-vars
	function SecondaryDeviceQRCodeScanner(props: Props): React.Node {
	const [hasPermission, setHasPermission] = React.useState<?boolean>(null);
	const [scanned, setScanned] = React.useState(false);
	const [urlInput, setURLInput] = React.useState('');

	const styles = useStyles(unboundStyles);
	const { goBack, setOptions } = useNavigation();

	const tunnelbrokerContext = useTunnelbroker();
	const identityContext = React.useContext(IdentityClientContext);
	invariant(identityContext, 'identity context not set');

	const aes256Key = React.useRef<?string>(null);
	const secondaryDeviceID = React.useRef<?string>(null);
	const secondaryDeviceType = React.useRef<?IdentityDeviceType>(null);

	const runDeviceListUpdate = useDeviceListUpdate();

	const ownPeerDevices = useSelector(getOwnPeerDevices);
	const keyserverDeviceID = getKeyserverDeviceID(ownPeerDevices);
	const getBackupSecret = useGetBackupSecretForLoggedInUser();
	const { retrieveLatestBackupInfo } = useClientBackup();

	const { panelForegroundTertiaryLabel } = useColors();

	const tunnelbrokerMessageListener = React.useCallback(
	async (message: TunnelbrokerToDeviceMessage) => {
	const encryptionKey = aes256Key.current;
	const targetDeviceID = secondaryDeviceID.current;
	if (!encryptionKey \|\| !targetDeviceID) {
	return;
	}
	if (message.type !== tunnelbrokerToDeviceMessageTypes.MESSAGE_TO_DEVICE) {
	return;
	}

	let innerMessage: PeerToPeerMessage;
	try {
	innerMessage = JSON.parse(message.payload);
	} catch {
	return;
	}
	if (
	!peerToPeerMessageValidator.is(innerMessage) \|\|
	innerMessage.type !== peerToPeerMessageTypes.QR_CODE_AUTH_MESSAGE
	) {
	return;
	}

	const payload = await parseTunnelbrokerQRAuthMessage(
	encryptionKey,
	innerMessage,
	);
	if (
	!payload \|\|
	payload.type !==
	qrCodeAuthMessageTypes.SECONDARY_DEVICE_REGISTRATION_SUCCESS
	) {
	return;
	}

	Alert.alert('Device added', 'Device registered successfully', [
	{ text: 'OK', onPress: goBack },
	]);
	},
	[goBack],
	);

	React.useEffect(() => {
	tunnelbrokerContext.addListener(tunnelbrokerMessageListener);

	return () => {
	tunnelbrokerContext.removeListener(tunnelbrokerMessageListener);
	};
	}, [tunnelbrokerMessageListener, tunnelbrokerContext]);

	React.useEffect(() => {
	void (async () => {
	const { status } = await BarCodeScanner.requestPermissionsAsync();
	setHasPermission(status === 'granted');

	if (status !== 'granted') {
	Alert.alert(
	'No access to camera',
	'Please allow Comm to access your camera in order to scan the QR code.',
	[{ text: 'OK' }],
	);

	goBack();
	}
	})();
	}, [goBack]);

	const processDeviceListUpdate = React.useCallback(async () => {
	try {
	const { deviceID: primaryDeviceID, userID } =
	await identityContext.getAuthMetadata();
	if (!primaryDeviceID \|\| !userID) {
	throw new Error('missing auth metadata');
	}
	const encryptionKey = aes256Key.current;
	const targetDeviceID = secondaryDeviceID.current;
	if (!encryptionKey \|\| !targetDeviceID) {
	throw new Error('missing tunnelbroker message data');
	}

	const deviceType = secondaryDeviceType.current;

	const sendDeviceListUpdateSuccessMessage = async () => {
	let backupData = null;
	if (deviceType !== identityDeviceTypes.KEYSERVER) {
	const [backupSecret, latestBackupInfo] = await Promise.all([
	getBackupSecret(),
	retrieveLatestBackupInfo(),
	]);
	const backupKeysResponse = await commCoreModule.retrieveBackupKeys(
	backupSecret,
	latestBackupInfo.backupID,
	);
	backupData = assertWithValidator<BackupKeys>(
	JSON.parse(backupKeysResponse),
	backupKeysValidator,
	);
	}
	const message = await composeTunnelbrokerQRAuthMessage(encryptionKey, {
	type: qrCodeAuthMessageTypes.DEVICE_LIST_UPDATE_SUCCESS,
	userID,
	primaryDeviceID,
	backupData,
	});
	await tunnelbrokerContext.sendMessageToDevice({
	deviceID: targetDeviceID,
	payload: JSON.stringify(message),
	});
	};

	const handleReplaceDevice = async () => {
	try {
	if (!keyserverDeviceID) {
	throw new Error('missing keyserver device ID');
	}
	await runDeviceListUpdate({
	type: 'replace',
	deviceIDToRemove: keyserverDeviceID,
	newDeviceID: targetDeviceID,
	});
	await sendDeviceListUpdateSuccessMessage();
	} catch (err) {
	console.log('Device replacement error:', err);
	Alert.alert(
	'Adding device failed',
	'Failed to update the device list',
	[{ text: 'OK' }],
	);
	goBack();
	}
	};

	if (
	deviceType !== identityDeviceTypes.KEYSERVER \|\|
	!keyserverDeviceID \|\|
	keyserverDeviceID === targetDeviceID
	) {
	await runDeviceListUpdate({
	type: 'add',
	deviceID: targetDeviceID,
	});
	await sendDeviceListUpdateSuccessMessage();
	return;
	}

	Alert.alert(
	'Existing keyserver detected',
	'Do you want to replace your existing keyserver with this new one?',
	[
	{
	text: 'No',
	onPress: goBack,
	style: 'cancel',
	},
	{
	text: 'Replace',
	onPress: handleReplaceDevice,
	style: 'destructive',
	},
	],
	);
	} catch (err) {
	console.log('Primary device error:', err);
	Alert.alert('Adding device failed', 'Failed to update the device list', [
	{ text: 'OK' },
	]);
	goBack();
	}
	}, [
	getBackupSecret,
	goBack,
	identityContext,
	keyserverDeviceID,
	retrieveLatestBackupInfo,
	runDeviceListUpdate,
	tunnelbrokerContext,
	]);

	const onPressSave = React.useCallback(async () => {
	if (!urlInput) {
	return;
	}

	const parsedData = parseDataFromDeepLink(urlInput);
	const keysMatch = parsedData?.data?.keys;

	if (!parsedData \|\| !keysMatch) {
	Alert.alert(
	'Scan failed',
	'QR code does not contain a valid pair of keys.',
	[{ text: 'OK' }],
	);
	return;
	}

	try {
	const keys = JSON.parse(decodeURIComponent(keysMatch));
	const { aes256, ed25519 } = keys;
	aes256Key.current = aes256;
	secondaryDeviceID.current = ed25519;
	secondaryDeviceType.current = parsedData.data.deviceType;
	} catch (err) {
	console.log('Failed to decode URI component:', err);
	return;
	}
	await processDeviceListUpdate();
	}, [processDeviceListUpdate, urlInput]);

	const buttonDisabled = !urlInput;
	React.useEffect(() => {
	if (!deviceIsEmulator) {
	return;
	}
	setOptions({
	headerRight: () => (
	<HeaderRightTextButton
	label="Save"
	onPress={onPressSave}
	disabled={buttonDisabled}
	/>
	),
	});
	}, [buttonDisabled, onPressSave, setOptions]);

	const onChangeText = React.useCallback(
	(text: string) => setURLInput(text),
	[],
	);

	const onConnect = React.useCallback(
	async (barCodeEvent: BarCodeEvent) => {
	const { data } = barCodeEvent;
	const parsedData = parseDataFromDeepLink(data);
	const keysMatch = parsedData?.data?.keys;

	if (!parsedData \|\| !keysMatch) {
	Alert.alert(
	'Scan failed',
	'QR code does not contain a valid pair of keys.',
	[{ text: 'OK' }],
	);
	return;
	}

	try {
	const keys = JSON.parse(decodeURIComponent(keysMatch));
	const { aes256, ed25519 } = keys;
	aes256Key.current = aes256;
	secondaryDeviceID.current = ed25519;
	secondaryDeviceType.current = parsedData.data.deviceType;
	} catch (err) {
	console.log('Failed to decode URI component:', err);
	return;
	}

	await processDeviceListUpdate();
	},
	[processDeviceListUpdate],
	);

	const handleBarCodeScanned = React.useCallback(
	(barCodeEvent: BarCodeEvent) => {
	setScanned(true);
	Alert.alert(
	'Connect with this device?',
	'Are you sure you want to allow this device to log in to your account?',
	[
	{
	text: 'Cancel',
	style: 'cancel',
	onPress: goBack,
	},
	{
	text: 'Connect',
	onPress: () => onConnect(barCodeEvent),
	},
	],
	{ cancelable: false },
	);
	},
	[goBack, onConnect],
	);

	if (hasPermission === null) {
	return <View />;
	}

	if (deviceIsEmulator) {
	return (
	<View style={styles.textInputContainer}>
	<Text style={styles.header}>QR Code URL</Text>
	<View style={styles.inputContainer}>
	<TextInput
	style={styles.input}
	value={urlInput}
	onChangeText={onChangeText}
	placeholder="QR Code URL"
	placeholderTextColor={panelForegroundTertiaryLabel}
	autoFocus={true}
	autoCapitalize="none"
	autoCorrect={false}
	/>
	</View>
	</View>
	);
	}
	// Note: According to the BarCodeScanner Expo docs, we should adhere to two
	// guidances when using the BarCodeScanner:
	// 1. We should specify the potential barCodeTypes we want to scan for to
	// minimize battery usage.
	// 2. We should set the onBarCodeScanned callback to undefined if it scanned
	// in order to 'pause' the scanner from continuing to scan while we
	// process the data from the scan.
	// See: https://docs.expo.io/versions/latest/sdk/bar-code-scanner
	return (
	<View style={styles.scannerContainer}>
	<BarCodeScanner
	onBarCodeScanned={scanned ? undefined : handleBarCodeScanned}
	barCodeTypes={barCodeTypes}
	style={styles.scanner}
	/>
	</View>
	);
	}

	const unboundStyles = {
	scannerContainer: {
	flex: 1,
	flexDirection: 'column',
	justifyContent: 'center',
	},
	scanner: {
	position: 'absolute',
	top: 0,
	left: 0,
	right: 0,
	bottom: 0,
	},
	textInputContainer: {
	paddingTop: 8,
	},
	header: {
	color: 'panelBackgroundLabel',
	fontSize: 12,
	fontWeight: '400',
	paddingBottom: 3,
	paddingHorizontal: 24,
	},
	inputContainer: {
	backgroundColor: 'panelForeground',
	flexDirection: 'row',
	justifyContent: 'space-between',
	paddingHorizontal: 24,
	paddingVertical: 12,
	borderBottomWidth: 1,
	borderColor: 'panelForegroundBorder',
	borderTopWidth: 1,
	},
	input: {
	color: 'panelForegroundLabel',
	flex: 1,
	fontFamily: 'Arial',
	fontSize: 16,
	paddingVertical: 0,
	borderBottomColor: 'transparent',
	},
	};

	export default SecondaryDeviceQRCodeScanner;
	diff --git a/native/root.react.js b/native/root.react.js
	index d7d1ef30e..5cd3c46c9 100644
	--- a/native/root.react.js
	+++ b/native/root.react.js
	@@ -1,447 +1,447 @@
	// @flow

	import { ActionSheetProvider } from '@expo/react-native-action-sheet';
	import { BottomSheetModalProvider } from '@gorhom/bottom-sheet';
	import AsyncStorage from '@react-native-async-storage/async-storage';
	import type {
	PossiblyStaleNavigationState,
	UnsafeContainerActionEvent,
	GenericNavigationAction,
	} from '@react-navigation/core';
	import { useReduxDevToolsExtension } from '@react-navigation/devtools';
	import { NavigationContainer } from '@react-navigation/native';
	import * as SplashScreen from 'expo-splash-screen';
	import invariant from 'invariant';
	import * as React from 'react';
	import { StyleSheet } from 'react-native';
	import { GestureHandlerRootView } from 'react-native-gesture-handler';
	import Orientation from 'react-native-orientation-locker';
	import {
	SafeAreaProvider,
	initialWindowMetrics,
	} from 'react-native-safe-area-context';
	import { Provider } from 'react-redux';
	import { PersistGate as ReduxPersistGate } from 'redux-persist/es/integration/react.js';

	import { ChatMentionContextProvider } from 'lib/components/chat-mention-provider.react.js';
	import { EditUserAvatarProvider } from 'lib/components/edit-user-avatar-provider.react.js';
	import { ENSCacheProvider } from 'lib/components/ens-cache-provider.react.js';
	import { FarcasterChannelPrefetchHandler } from 'lib/components/farcaster-channel-prefetch-handler.react.js';
	import { FarcasterDataHandler } from 'lib/components/farcaster-data-handler.react.js';
	import { GlobalSearchIndexProvider } from 'lib/components/global-search-index-provider.react.js';
	import IntegrityHandler from 'lib/components/integrity-handler.react.js';
	import { MediaCacheProvider } from 'lib/components/media-cache-provider.react.js';
	import { NeynarClientProvider } from 'lib/components/neynar-client-provider.react.js';
	import PlatformDetailsSynchronizer from 'lib/components/platform-details-synchronizer.react.js';
	import PrekeysHandler from 'lib/components/prekeys-handler.react.js';
	import { QRAuthProvider } from 'lib/components/qr-auth-provider.react.js';
	import { StaffContextProvider } from 'lib/components/staff-provider.react.js';
	import SyncCommunityStoreHandler from 'lib/components/sync-community-store-handler.react.js';
	import { UserIdentityCacheProvider } from 'lib/components/user-identity-cache.react.js';
	import { DBOpsHandler } from 'lib/handlers/db-ops-handler.react.js';
	import { HoldersHandler } from 'lib/handlers/holders-handler.react.js';
	import { InitialStateSharingHandler } from 'lib/handlers/initial-state-sharing-handler.react.js';
	import { TunnelbrokerDeviceTokenHandler } from 'lib/handlers/tunnelbroker-device-token-handler.react.js';
	import { UserInfosHandler } from 'lib/handlers/user-infos-handler.react.js';
	import { IdentitySearchProvider } from 'lib/identity-search/identity-search-context.js';
	import { CallKeyserverEndpointProvider } from 'lib/keyserver-conn/call-keyserver-endpoint-provider.react.js';
	import KeyserverConnectionsHandler from 'lib/keyserver-conn/keyserver-connections-handler.js';
	import { TunnelbrokerProvider } from 'lib/tunnelbroker/tunnelbroker-context.js';
	import { actionLogger } from 'lib/utils/action-logger.js';

	import { RegistrationContextProvider } from './account/registration/registration-context-provider.react.js';
	import NativeEditThreadAvatarProvider from './avatars/native-edit-thread-avatar-provider.react.js';
	import BackupHandler from './backup/backup-handler.js';
	import { BottomSheetProvider } from './bottom-sheet/bottom-sheet-provider.react.js';
	import ChatContextProvider from './chat/chat-context-provider.react.js';
	import MessageEditingContextProvider from './chat/message-editing-context-provider.react.js';
	import AccessTokenHandler from './components/access-token-handler.react.js';
	import { AutoJoinCommunityHandler } from './components/auto-join-community-handler.react.js';
	import BackgroundIdentityLoginHandler from './components/background-identity-login-handler.react.js';
	import ConnectFarcasterAlertHandler from './components/connect-farcaster-alert-handler.react.js';
	import DMActivityHandler from './components/dm-activity-handler.react.js';
	import { FeatureFlagsProvider } from './components/feature-flags-provider.react.js';
	import { NUXTipsContextProvider } from './components/nux-tips-context.react.js';
	import PersistedStateGate from './components/persisted-state-gate.js';
	import ReportHandler from './components/report-handler.react.js';
	import VersionSupportedChecker from './components/version-supported.react.js';
	import ConnectedStatusBar from './connected-status-bar.react.js';
	import { SQLiteDataHandler } from './data/sqlite-data-handler.js';
	import ErrorBoundary from './error-boundary.react.js';
	import IdentityServiceContextProvider from './identity-service/identity-service-context-provider.react.js';
	import InputStateContainer from './input/input-state-container.react.js';
	import LifecycleHandler from './lifecycle/lifecycle-handler.react.js';
	import MarkdownContextProvider from './markdown/markdown-context-provider.react.js';
	import { filesystemMediaCache } from './media/media-cache.js';
	import { DeepLinksContextProvider } from './navigation/deep-links-context-provider.react.js';
	import { defaultNavigationState } from './navigation/default-state.js';
	import { setGlobalNavContext } from './navigation/icky-global.js';
	import KeyserverReachabilityHandler from './navigation/keyserver-reachability-handler.js';
	import {
	NavContext,
	type NavContextType,
	} from './navigation/navigation-context.js';
	import NavigationHandler from './navigation/navigation-handler.react.js';
	import {
	validNavState,
	isShowingNUXTips,
	} from './navigation/navigation-utils.js';
	import OrientationHandler from './navigation/orientation-handler.react.js';
	import { navStateAsyncStorageKey } from './navigation/persistance.js';
	import RootNavigator from './navigation/root-navigator.react.js';
	-import {
	- composeTunnelbrokerQRAuthMessage,
	- handleSecondaryDeviceLogInError,
	- parseTunnelbrokerQRAuthMessage,
	- performBackupRestore,
	- generateQRAuthAESKey,
	-} from './qr-code/qr-code-utils.js';
	import ConnectivityUpdater from './redux/connectivity-updater.react.js';
	import { DimensionsUpdater } from './redux/dimensions-updater.react.js';
	import { getPersistor } from './redux/persist.js';
	import { store } from './redux/redux-setup.js';
	import { useSelector } from './redux/redux-utils.js';
	import { RootContext } from './root-context.js';
	import { MessageSearchProvider } from './search/search-provider.react.js';
	import Socket from './socket.react.js';
	import { useLoadCommFonts } from './themes/fonts.js';
	import { DarkTheme, LightTheme } from './themes/navigation.js';
	import ThemeHandler from './themes/theme-handler.react.js';
	import { alchemyKey, ethersProvider } from './utils/ethers-utils.js';
	import { neynarKey } from './utils/neynar-utils.js';
	+import {
	+ composeTunnelbrokerQRAuthMessage,
	+ handleSecondaryDeviceLogInError,
	+ parseTunnelbrokerQRAuthMessage,
	+ performBackupRestore,
	+ generateQRAuthAESKey,
	+} from './utils/qr-code-utils.js';

	// Add custom items to expo-dev-menu
	import './dev-menu.js';
	import './types/message-types-validator.js';

	const navInitAction = Object.freeze({ type: 'NAV/@@INIT' });
	const navUnknownAction = Object.freeze({ type: 'NAV/@@UNKNOWN' });

	SplashScreen.preventAutoHideAsync().catch(console.log);

	function Root() {
	const navStateRef = React.useRef<?PossiblyStaleNavigationState>();
	const navDispatchRef =
	React.useRef<?(
	action:
	\| GenericNavigationAction
	\| (PossiblyStaleNavigationState => GenericNavigationAction),
	) => void>();
	const navStateInitializedRef = React.useRef(false);

	// We call this here to start the loading process
	// We gate the UI on the fonts loading in AppNavigator
	useLoadCommFonts();

	const [navContext, setNavContext] = React.useState<?NavContextType>(null);
	const updateNavContext = React.useCallback(() => {
	if (
	!navStateRef.current \|\|
	!navDispatchRef.current \|\|
	!navStateInitializedRef.current
	) {
	return;
	}
	const updatedNavContext = {
	state: navStateRef.current,
	dispatch: navDispatchRef.current,
	};
	setNavContext(updatedNavContext);
	setGlobalNavContext(updatedNavContext);
	}, []);

	const [initialState, setInitialState] = React.useState(
	__DEV__ ? undefined : defaultNavigationState,
	);

	React.useEffect(() => {
	Orientation.lockToPortrait();
	void (async () => {
	let loadedState = initialState;
	if (__DEV__) {
	try {
	const navStateString = await AsyncStorage.getItem(
	navStateAsyncStorageKey,
	);
	if (navStateString) {
	const savedState = JSON.parse(navStateString);
	if (validNavState(savedState) && !isShowingNUXTips(savedState)) {
	loadedState = savedState;
	}
	}
	} catch {}
	}
	if (!loadedState) {
	loadedState = defaultNavigationState;
	}
	if (loadedState !== initialState) {
	setInitialState(loadedState);
	}
	navStateRef.current = loadedState;
	updateNavContext();
	actionLogger.addOtherAction('navState', navInitAction, null, loadedState);
	})();
	// eslint-disable-next-line react-hooks/exhaustive-deps
	}, [updateNavContext]);

	const setNavStateInitialized = React.useCallback(() => {
	navStateInitializedRef.current = true;
	updateNavContext();
	}, [updateNavContext]);

	const [rootContext, setRootContext] = React.useState(() => ({
	setNavStateInitialized,
	}));

	const detectUnsupervisedBackgroundRef = React.useCallback(
	(detectUnsupervisedBackground: ?(alreadyClosed: boolean) => boolean) => {
	setRootContext(prevRootContext => ({
	...prevRootContext,
	detectUnsupervisedBackground,
	}));
	},
	[],
	);

	const frozen = useSelector(state => state.frozen);
	const queuedActionsRef = React.useRef<Array<GenericNavigationAction>>([]);
	const onNavigationStateChange = React.useCallback(
	(state: ?PossiblyStaleNavigationState) => {
	invariant(state, 'nav state should be non-null');
	const prevState = navStateRef.current;
	navStateRef.current = state;
	updateNavContext();

	const queuedActions = queuedActionsRef.current;
	queuedActionsRef.current = [];
	if (queuedActions.length === 0) {
	queuedActions.push(navUnknownAction);
	}
	for (const action of queuedActions) {
	actionLogger.addOtherAction('navState', action, prevState, state);
	}

	if (!__DEV__ \|\| frozen) {
	return;
	}

	void (async () => {
	try {
	await AsyncStorage.setItem(
	navStateAsyncStorageKey,
	JSON.stringify(state),
	);
	} catch (e) {
	console.log('AsyncStorage threw while trying to persist navState', e);
	}
	})();
	},
	[updateNavContext, frozen],
	);

	const navContainerRef =
	React.useRef<?React.ElementRef<typeof NavigationContainer>>();
	const containerRef = React.useCallback(
	(navContainer: ?React.ElementRef<typeof NavigationContainer>) => {
	navContainerRef.current = navContainer;
	if (navContainer && !navDispatchRef.current) {
	navDispatchRef.current = navContainer.dispatch;
	updateNavContext();
	}
	},
	[updateNavContext],
	);
	useReduxDevToolsExtension(navContainerRef);

	const navContainer = navContainerRef.current;
	React.useEffect(() => {
	if (!navContainer) {
	return undefined;
	}
	return navContainer.addListener(
	'__unsafe_action__',
	(event: { +data: UnsafeContainerActionEvent, ... }) => {
	const { action, noop } = event.data;
	const navState = navStateRef.current;
	if (noop) {
	actionLogger.addOtherAction('navState', action, navState, navState);
	return;
	}
	queuedActionsRef.current.push({
	...action,
	type: `NAV/${action.type}`,
	});
	},
	);
	}, [navContainer]);

	const activeTheme = useSelector(state => state.globalThemeInfo.activeTheme);
	const theme = (() => {
	if (activeTheme === 'light') {
	return LightTheme;
	} else if (activeTheme === 'dark') {
	return DarkTheme;
	}
	return undefined;
	})();

	const gated: React.Node = (
	<>
	<LifecycleHandler />
	<KeyserverReachabilityHandler />
	<DimensionsUpdater />
	<ConnectivityUpdater />
	<ThemeHandler />
	<OrientationHandler />
	<BackupHandler />
	<IntegrityHandler />
	<AccessTokenHandler />
	<DBOpsHandler />
	<UserInfosHandler />
	<TunnelbrokerDeviceTokenHandler />
	<HoldersHandler />
	</>
	);
	let navigation;
	if (initialState) {
	navigation = (
	<NavigationContainer
	initialState={initialState}
	onStateChange={onNavigationStateChange}
	theme={theme}
	ref={containerRef}
	>
	<BottomSheetModalProvider>
	<ChatContextProvider>
	<DeepLinksContextProvider>
	<ChatMentionContextProvider>
	<GlobalSearchIndexProvider>
	<NUXTipsContextProvider>
	<RootNavigator />
	</NUXTipsContextProvider>
	</GlobalSearchIndexProvider>
	</ChatMentionContextProvider>
	</DeepLinksContextProvider>
	</ChatContextProvider>
	<NavigationHandler />
	<PersistedStateGate>
	<FarcasterDataHandler>
	<ConnectFarcasterAlertHandler />
	</FarcasterDataHandler>
	</PersistedStateGate>
	</BottomSheetModalProvider>
	</NavigationContainer>
	);
	}
	return (
	<GestureHandlerRootView style={styles.app}>
	<StaffContextProvider>
	<IdentityServiceContextProvider>
	<UserIdentityCacheProvider>
	<ENSCacheProvider
	ethersProvider={ethersProvider}
	alchemyKey={alchemyKey}
	>
	<NeynarClientProvider apiKey={neynarKey}>
	<TunnelbrokerProvider>
	<IdentitySearchProvider>
	<QRAuthProvider
	parseTunnelbrokerQRAuthMessage={
	parseTunnelbrokerQRAuthMessage
	}
	composeTunnelbrokerQRAuthMessage={
	composeTunnelbrokerQRAuthMessage
	}
	generateAESKey={generateQRAuthAESKey}
	performBackupRestore={performBackupRestore}
	onLogInError={handleSecondaryDeviceLogInError}
	>
	<FeatureFlagsProvider>
	<NavContext.Provider value={navContext}>
	<RootContext.Provider value={rootContext}>
	<InputStateContainer>
	<MessageEditingContextProvider>
	<SafeAreaProvider
	initialMetrics={initialWindowMetrics}
	>
	<ActionSheetProvider>
	<MediaCacheProvider
	persistence={filesystemMediaCache}
	>
	<EditUserAvatarProvider>
	<NativeEditThreadAvatarProvider>
	<MarkdownContextProvider>
	<MessageSearchProvider>
	<BottomSheetProvider>
	<RegistrationContextProvider>
	<SQLiteDataHandler />
	<ConnectedStatusBar />
	<ReduxPersistGate
	persistor={getPersistor()}
	>
	{gated}
	</ReduxPersistGate>
	<PersistedStateGate>
	<KeyserverConnectionsHandler
	socketComponent={Socket}
	detectUnsupervisedBackgroundRef={
	detectUnsupervisedBackgroundRef
	}
	/>
	<DMActivityHandler />
	<VersionSupportedChecker />
	<PlatformDetailsSynchronizer />
	<BackgroundIdentityLoginHandler />
	<PrekeysHandler />
	<ReportHandler />
	<FarcasterChannelPrefetchHandler />
	<AutoJoinCommunityHandler />
	<SyncCommunityStoreHandler />
	<InitialStateSharingHandler />
	</PersistedStateGate>
	{navigation}
	</RegistrationContextProvider>
	</BottomSheetProvider>
	</MessageSearchProvider>
	</MarkdownContextProvider>
	</NativeEditThreadAvatarProvider>
	</EditUserAvatarProvider>
	</MediaCacheProvider>
	</ActionSheetProvider>
	</SafeAreaProvider>
	</MessageEditingContextProvider>
	</InputStateContainer>
	</RootContext.Provider>
	</NavContext.Provider>
	</FeatureFlagsProvider>
	</QRAuthProvider>
	</IdentitySearchProvider>
	</TunnelbrokerProvider>
	</NeynarClientProvider>
	</ENSCacheProvider>
	</UserIdentityCacheProvider>
	</IdentityServiceContextProvider>
	</StaffContextProvider>
	</GestureHandlerRootView>
	);
	}

	const styles = StyleSheet.create({
	app: {
	flex: 1,
	},
	});

	function AppRoot(): React.Node {
	return (
	<Provider store={store}>
	<CallKeyserverEndpointProvider>
	<ErrorBoundary>
	<Root />
	</ErrorBoundary>
	</CallKeyserverEndpointProvider>
	</Provider>
	);
	}

	export default AppRoot;
	diff --git a/native/qr-code/qr-code-utils.js b/native/utils/qr-code-utils.js
	similarity index 95%
	rename from native/qr-code/qr-code-utils.js
	rename to native/utils/qr-code-utils.js
	index b7225a2a3..a93f6da63 100644
	--- a/native/qr-code/qr-code-utils.js
	+++ b/native/utils/qr-code-utils.js
	@@ -1,102 +1,102 @@
	// @flow

	import { hexToUintArray } from 'lib/media/data-utils.js';
	import type { BackupKeys } from 'lib/types/backup-types.js';
	import {
	peerToPeerMessageTypes,
	type QRCodeAuthMessage,
	} from 'lib/types/tunnelbroker/peer-to-peer-message-types.js';
	import {
	qrCodeAuthMessagePayloadValidator,
	type QRCodeAuthMessagePayload,
	} from 'lib/types/tunnelbroker/qr-code-auth-message-types.js';
	import { getMessageForException } from 'lib/utils/errors.js';

	+import * as AES from './aes-crypto-module.js';
	+import {
	+ appOutOfDateAlertDetails,
	+ unknownErrorAlertDetails,
	+} from './alert-messages.js';
	+import Alert from './alert.js';
	import {
	convertBytesToObj,
	convertObjToBytes,
	} from '../backup/conversion-utils.js';
	import { commCoreModule, commUtilsModule } from '../native-modules.js';
	import { persistConfig } from '../redux/persist.js';
	-import * as AES from '../utils/aes-crypto-module.js';
	-import {
	- appOutOfDateAlertDetails,
	- unknownErrorAlertDetails,
	-} from '../utils/alert-messages.js';
	-import Alert from '../utils/alert.js';

	function composeTunnelbrokerQRAuthMessage(
	encryptionKey: string,
	obj: QRCodeAuthMessagePayload,
	): Promise<QRCodeAuthMessage> {
	const objBytes = convertObjToBytes(obj);
	const keyBytes = hexToUintArray(encryptionKey);
	const encryptedBytes = AES.encrypt(keyBytes, objBytes);
	const encryptedContent = commUtilsModule.base64EncodeBuffer(
	encryptedBytes.buffer,
	);
	return Promise.resolve({
	type: peerToPeerMessageTypes.QR_CODE_AUTH_MESSAGE,
	encryptedContent,
	});
	}

	function parseTunnelbrokerQRAuthMessage(
	encryptionKey: string,
	message: QRCodeAuthMessage,
	): Promise<?QRCodeAuthMessagePayload> {
	const encryptedData = commUtilsModule.base64DecodeBuffer(
	message.encryptedContent,
	);
	const decryptedData = AES.decrypt(
	hexToUintArray(encryptionKey),
	new Uint8Array(encryptedData),
	);
	const payload = convertBytesToObj<QRCodeAuthMessagePayload>(decryptedData);
	if (!qrCodeAuthMessagePayloadValidator.is(payload)) {
	return Promise.resolve(null);
	}

	return Promise.resolve(payload);
	}

	function handleSecondaryDeviceLogInError(error: mixed): void {
	console.error('Secondary device log in error:', error);
	const messageForException = getMessageForException(error);
	if (
	messageForException === 'client_version_unsupported' \|\|
	messageForException === 'unsupported_version'
	) {
	Alert.alert(
	appOutOfDateAlertDetails.title,
	appOutOfDateAlertDetails.message,
	);
	} else {
	Alert.alert(
	unknownErrorAlertDetails.title,
	unknownErrorAlertDetails.message,
	);
	}
	}

	function performBackupRestore(backupKeys: BackupKeys): Promise<void> {
	const { backupID, backupDataKey, backupLogDataKey } = backupKeys;
	return commCoreModule.restoreBackupData(
	backupID,
	backupDataKey,
	backupLogDataKey,
	persistConfig.version.toString(),
	);
	}

	function generateQRAuthAESKey(): Promise<Uint8Array> {
	return Promise.resolve(AES.generateKey());
	}

	export {
	composeTunnelbrokerQRAuthMessage,
	parseTunnelbrokerQRAuthMessage,
	handleSecondaryDeviceLogInError,
	performBackupRestore,
	generateQRAuthAESKey,
	};

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