diff --git a/native/qr-code/qr-code-screen.react.js b/native/qr-code/qr-code-screen.react.js
index 4d3f84b61..ce5c4cb9c 100644
--- a/native/qr-code/qr-code-screen.react.js
+++ b/native/qr-code/qr-code-screen.react.js
@@ -1,179 +1,180 @@
 // @flow
 
 import invariant from 'invariant';
 import * as React from 'react';
 import { View, Text } from 'react-native';
 import QRCode from 'react-native-qrcode-svg';
 
 import { QRAuthHandler } from 'lib/components/qr-auth-handler.react.js';
 import { qrCodeLinkURL } from 'lib/facts/links.js';
 import { uintArrayToHexString } from 'lib/media/data-utils.js';
 import { IdentityClientContext } from 'lib/shared/identity-client-context.js';
 import { useTunnelbroker } from 'lib/tunnelbroker/tunnelbroker-context.js';
 import type { BackupKeys } from 'lib/types/backup-types.js';
 import type { SignedNonce } from 'lib/types/identity-service-types.js';
 import { getContentSigningKey } from 'lib/utils/crypto-utils.js';
 
 import type { QRCodeSignInNavigationProp } from './qr-code-sign-in-navigator.react.js';
 import {
   composeTunnelbrokerQRAuthMessage,
   parseTunnelbrokerQRAuthMessage,
 } from './qr-code-utils.js';
 import { olmAPI } from '../crypto/olm-api.js';
 import { commCoreModule } from '../native-modules.js';
 import type { NavigationRoute } from '../navigation/route-names.js';
 import { useStyles } from '../themes/colors.js';
 import * as AES from '../utils/aes-crypto-module.js';
 import Alert from '../utils/alert.js';
 
 type QRCodeScreenProps = {
   +navigation: QRCodeSignInNavigationProp<'QRCodeScreen'>,
   +route: NavigationRoute<'QRCodeScreen'>,
 };
 
 function performBackupRestore(backupKeys: BackupKeys): Promise<void> {
   const { backupID, backupDataKey, backupLogDataKey } = backupKeys;
   return commCoreModule.restoreBackupData(
     backupID,
     backupDataKey,
     backupLogDataKey,
   );
 }
 
 // eslint-disable-next-line no-unused-vars
 function QRCodeScreen(props: QRCodeScreenProps): React.Node {
   const [qrData, setQRData] =
     React.useState<?{ +deviceID: string, +aesKey: string }>();
   const { setUnauthorizedDeviceID } = useTunnelbroker();
 
   const identityContext = React.useContext(IdentityClientContext);
   const identityClient = identityContext?.identityClient;
 
   const performRegistration = React.useCallback(
     async (userID: string) => {
       invariant(identityClient, 'identity context not set');
       try {
         const nonce = await identityClient.generateNonce();
         const nonceSignature = await olmAPI.signMessage(nonce);
         const challengeResponse: SignedNonce = {
           nonce,
           nonceSignature,
         };
 
         await identityClient.uploadKeysForRegisteredDeviceAndLogIn(
           userID,
           challengeResponse,
         );
         setUnauthorizedDeviceID(null);
       } catch (err) {
         console.error('Secondary device registration error:', err);
         Alert.alert('Registration failed', 'Failed to upload device keys', [
           { text: 'OK' },
         ]);
       }
     },
     [setUnauthorizedDeviceID, identityClient],
   );
 
   const generateQRCode = React.useCallback(async () => {
     try {
-      const rawAESKey: Uint8Array = await AES.generateKey();
+      const [ed25519, rawAESKey] = await Promise.all([
+        getContentSigningKey(),
+        AES.generateKey(),
+      ]);
       const aesKeyAsHexString: string = uintArrayToHexString(rawAESKey);
 
-      const ed25519Key: string = await getContentSigningKey();
-
-      setUnauthorizedDeviceID(ed25519Key);
-      setQRData({ deviceID: ed25519Key, aesKey: aesKeyAsHexString });
+      setUnauthorizedDeviceID(ed25519);
+      setQRData({ deviceID: ed25519, aesKey: aesKeyAsHexString });
     } catch (err) {
       console.error('Failed to generate QR Code:', err);
     }
   }, [setUnauthorizedDeviceID]);
 
   React.useEffect(() => {
     void generateQRCode();
   }, [generateQRCode]);
 
   const qrCodeURL = React.useMemo(
     () => (qrData ? qrCodeLinkURL(qrData.aesKey, qrData.deviceID) : undefined),
     [qrData],
   );
 
   const styles = useStyles(unboundStyles);
   return (
     <>
       <QRAuthHandler
         secondaryDeviceID={qrData?.deviceID}
         aesKey={qrData?.aesKey}
         performSecondaryDeviceRegistration={performRegistration}
         composeMessage={composeTunnelbrokerQRAuthMessage}
         processMessage={parseTunnelbrokerQRAuthMessage}
         performBackupRestore={performBackupRestore}
       />
       <View style={styles.container}>
         <Text style={styles.heading}>Log in to Comm</Text>
         <Text style={styles.headingSubtext}>
           Open the Comm app on your phone and scan the QR code below
         </Text>
         <QRCode value={qrCodeURL} size={200} />
         <View style={styles.instructionsBox}>
           <Text style={styles.instructionsTitle}>How to find the scanner:</Text>
           <Text style={styles.instructionsStep}>
             <Text>Go to </Text>
             <Text style={styles.instructionsBold}>Profile</Text>
           </Text>
           <Text style={styles.instructionsStep}>
             <Text>Select </Text>
             <Text style={styles.instructionsBold}>Linked devices </Text>
           </Text>
           <Text style={styles.instructionsStep}>
             <Text>Click </Text>
             <Text style={styles.instructionsBold}>Add </Text>
             <Text>on the top right</Text>
           </Text>
         </View>
       </View>
     </>
   );
 }
 
 const unboundStyles = {
   container: {
     flex: 1,
     alignItems: 'center',
     marginTop: 125,
   },
   heading: {
     fontSize: 24,
     color: 'panelForegroundLabel',
     paddingBottom: 12,
   },
   headingSubtext: {
     fontSize: 12,
     color: 'panelForegroundLabel',
     paddingBottom: 30,
   },
   instructionsBox: {
     alignItems: 'center',
     width: 300,
     marginTop: 40,
     padding: 15,
     borderColor: 'panelForegroundLabel',
     borderWidth: 2,
     borderRadius: 8,
   },
   instructionsTitle: {
     fontSize: 12,
     color: 'panelForegroundLabel',
     paddingBottom: 15,
   },
   instructionsStep: {
     fontSize: 12,
     padding: 1,
     color: 'panelForegroundLabel',
   },
   instructionsBold: {
     fontWeight: 'bold',
   },
 };
 
 export default QRCodeScreen;
diff --git a/web/account/qr-code-login.react.js b/web/account/qr-code-login.react.js
index 9262716ec..624c1a839 100644
--- a/web/account/qr-code-login.react.js
+++ b/web/account/qr-code-login.react.js
@@ -1,166 +1,164 @@
 // @flow
 
 import invariant from 'invariant';
 import { QRCodeSVG } from 'qrcode.react';
 import * as React from 'react';
 
 import { identityLogInActionTypes } from 'lib/actions/user-actions.js';
 import { QRAuthHandler } from 'lib/components/qr-auth-handler.react.js';
 import { qrCodeLinkURL } from 'lib/facts/links.js';
 import { generateKeyCommon } from 'lib/media/aes-crypto-utils-common.js';
 import * as AES from 'lib/media/aes-crypto-utils-common.js';
 import { hexToUintArray, uintArrayToHexString } from 'lib/media/data-utils.js';
 import { IdentityClientContext } from 'lib/shared/identity-client-context.js';
 import { useTunnelbroker } from 'lib/tunnelbroker/tunnelbroker-context.js';
 import type { SignedNonce } from 'lib/types/identity-service-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 { getContentSigningKey } from 'lib/utils/crypto-utils.js';
 import { useDispatchActionPromise } from 'lib/utils/redux-promise-utils.js';
 
 import css from './qr-code-login.css';
 import { olmAPI } from '../crypto/olm-api.js';
 import {
   base64DecodeBuffer,
   base64EncodeBuffer,
 } from '../utils/base64-utils.js';
 import {
   convertBytesToObj,
   convertObjToBytes,
 } from '../utils/conversion-utils.js';
 
 async function composeTunnelbrokerMessage(
   encryptionKey: string,
   obj: QRCodeAuthMessagePayload,
 ): Promise<QRCodeAuthMessage> {
   const objBytes = convertObjToBytes(obj);
   const keyBytes = hexToUintArray(encryptionKey);
   const encryptedBytes = await AES.encryptCommon(crypto, keyBytes, objBytes);
   const encryptedContent = base64EncodeBuffer(encryptedBytes);
   return {
     type: peerToPeerMessageTypes.QR_CODE_AUTH_MESSAGE,
     encryptedContent,
   };
 }
 
 async function parseTunnelbrokerMessage(
   encryptionKey: string,
   message: QRCodeAuthMessage,
 ): Promise<?QRCodeAuthMessagePayload> {
   const encryptedData = base64DecodeBuffer(message.encryptedContent);
   const decryptedData = await AES.decryptCommon(
     crypto,
     hexToUintArray(encryptionKey),
     new Uint8Array(encryptedData),
   );
   const payload = convertBytesToObj<QRCodeAuthMessagePayload>(decryptedData);
   if (!qrCodeAuthMessagePayloadValidator.is(payload)) {
     return null;
   }
 
   return payload;
 }
 
 function QRCodeLogin(): React.Node {
   const [deviceKeys, setDeviceKeys] =
     React.useState<?{ +deviceID: string, +aesKey: string }>();
   const { setUnauthorizedDeviceID } = useTunnelbroker();
 
   const identityContext = React.useContext(IdentityClientContext);
   const identityClient = identityContext?.identityClient;
 
   const dispatchActionPromise = useDispatchActionPromise();
   const performRegistration = React.useCallback(
     async (userID: string) => {
       invariant(identityClient, 'identity context not set');
       try {
         const nonce = await identityClient.generateNonce();
         const nonceSignature = await olmAPI.signMessage(nonce);
         const challengeResponse: SignedNonce = {
           nonce,
           nonceSignature,
         };
 
         await dispatchActionPromise(
           identityLogInActionTypes,
           identityClient.uploadKeysForRegisteredDeviceAndLogIn(
             userID,
             challengeResponse,
           ),
         );
         setUnauthorizedDeviceID(null);
       } catch (err) {
         console.error('Secondary device registration error:', err);
       }
     },
     [dispatchActionPromise, identityClient, setUnauthorizedDeviceID],
   );
 
   const generateQRCode = React.useCallback(async () => {
     try {
-      const ed25519 = await getContentSigningKey();
-      if (!ed25519) {
-        return;
-      }
-
-      const rawAESKey: Uint8Array = await generateKeyCommon(crypto);
+      const [ed25519, rawAESKey] = await Promise.all([
+        getContentSigningKey(),
+        generateKeyCommon(crypto),
+      ]);
       const aesKeyAsHexString: string = uintArrayToHexString(rawAESKey);
 
       setUnauthorizedDeviceID(ed25519);
       setDeviceKeys({ deviceID: ed25519, aesKey: aesKeyAsHexString });
     } catch (err) {
       console.error('Failed to generate QR Code:', err);
     }
   }, [setUnauthorizedDeviceID]);
 
   React.useEffect(() => {
     void generateQRCode();
   }, [generateQRCode]);
 
   const qrCodeURL = React.useMemo(
     () =>
       deviceKeys
         ? qrCodeLinkURL(deviceKeys.aesKey, deviceKeys.deviceID)
         : undefined,
     [deviceKeys],
   );
 
   return (
     <>
       <QRAuthHandler
         secondaryDeviceID={deviceKeys?.deviceID}
         aesKey={deviceKeys?.aesKey}
         performSecondaryDeviceRegistration={performRegistration}
         composeMessage={composeTunnelbrokerMessage}
         processMessage={parseTunnelbrokerMessage}
       />
       <div className={css.qrContainer}>
         <div className={css.title}>Log in to Comm</div>
         <div className={css.scanInstructions}>
           Open the Comm app on your phone and scan the QR code below
         </div>
         <QRCodeSVG value={qrCodeURL} size={300} marginSize={4} level="L" />
         <div className={css.instructionsContainer}>
           <div className={css.instructionsTitle}>How to find the scanner:</div>
           <div className={css.instructionsStep}>
             Go to <strong>Profile</strong>
           </div>
           <div className={css.instructionsStep}>
             Select <strong>Linked devices</strong>
           </div>
           <div className={css.instructionsStep}>
             Click <strong>Add</strong> on the top right
           </div>
         </div>
       </div>
     </>
   );
 }
 
 export default QRCodeLogin;