diff --git a/lib/shared/messages/multimedia-message-spec.js b/lib/shared/messages/multimedia-message-spec.js
index 87cae0d6f..f0b41020e 100644
--- a/lib/shared/messages/multimedia-message-spec.js
+++ b/lib/shared/messages/multimedia-message-spec.js
@@ -1,381 +1,381 @@
 // @flow
 
 import invariant from 'invariant';
 
 import {
   type MessageSpec,
   type MessageTitleParam,
   pushTypes,
   type RawMessageInfoFromServerDBRowParams,
 } from './message-spec.js';
 import { joinResult } from './utils.js';
 import {
   contentStringForMediaArray,
   isMediaBlobServiceHosted,
   multimediaMessagePreview,
   versionSpecificMediaMessageFormat,
 } from '../../media/media-utils.js';
 import type { PlatformDetails } from '../../types/device-types.js';
 import {
   assertMessageType,
   messageTypes,
 } from '../../types/message-types-enum.js';
 import type {
   ClientDBMessageInfo,
   MessageInfo,
   RawMessageInfo,
 } from '../../types/message-types.js';
 import {
   isMediaMessageType,
   rawMultimediaMessageInfoValidator,
 } from '../../types/message-types.js';
 import type {
   ImagesMessageData,
   ImagesMessageInfo,
   RawImagesMessageInfo,
 } from '../../types/messages/images.js';
 import type {
   MediaMessageData,
   MediaMessageInfo,
   RawMediaMessageInfo,
 } from '../../types/messages/media.js';
 import { getMediaMessageServerDBContentsFromMedia } from '../../types/messages/media.js';
 import type { RawUnsupportedMessageInfo } from '../../types/messages/unsupported.js';
 import type { ThreadInfo } from '../../types/minimally-encoded-thread-permissions-types.js';
 import type { NotifTexts } from '../../types/notif-types.js';
 import type { RelativeUserInfo } from '../../types/user-types.js';
 import { ET } from '../../utils/entity-text.js';
 import {
   translateClientDBMediaInfosToMedia,
   translateClientDBMediaInfoToImage,
 } from '../../utils/message-ops-utils.js';
 import { createMediaMessageInfo } from '../message-utils.js';
 import { threadIsGroupChat } from '../thread-utils.js';
-import { hasMinCodeVersion } from '../version-utils.js';
+import { NEXT_CODE_VERSION, hasMinCodeVersion } from '../version-utils.js';
 
 type MultimediaMessageSpec = MessageSpec<
   MediaMessageData | ImagesMessageData,
   RawMediaMessageInfo | RawImagesMessageInfo,
   MediaMessageInfo | ImagesMessageInfo,
 > & {
   // We need to explicitly type this as non-optional so that
   // it can be referenced from messageContentForClientDB below
   +messageContentForServerDB: (
     data:
       | MediaMessageData
       | ImagesMessageData
       | RawMediaMessageInfo
       | RawImagesMessageInfo,
   ) => string,
   ...
 };
 
 export const multimediaMessageSpec: MultimediaMessageSpec = Object.freeze({
   messageContentForServerDB(
     data:
       | MediaMessageData
       | ImagesMessageData
       | RawMediaMessageInfo
       | RawImagesMessageInfo,
   ): string {
     if (data.type === messageTypes.MULTIMEDIA) {
       return JSON.stringify(
         getMediaMessageServerDBContentsFromMedia(data.media),
       );
     }
     const mediaIDs = data.media.map(media => parseInt(media.id, 10));
     return JSON.stringify(mediaIDs);
   },
 
   messageContentForClientDB(
     data: RawMediaMessageInfo | RawImagesMessageInfo,
   ): string {
     return multimediaMessageSpec.messageContentForServerDB(data);
   },
 
   rawMessageInfoFromClientDB(
     clientDBMessageInfo: ClientDBMessageInfo,
   ): RawImagesMessageInfo | RawMediaMessageInfo {
     const messageType = assertMessageType(parseInt(clientDBMessageInfo.type));
     invariant(
       isMediaMessageType(messageType),
       'message must be of type IMAGES or MULTIMEDIA',
     );
     invariant(
       clientDBMessageInfo.media_infos !== null &&
         clientDBMessageInfo.media_infos !== undefined,
       `media_infos must be defined`,
     );
 
     let rawMessageInfo: RawImagesMessageInfo | RawMediaMessageInfo =
       messageType === messageTypes.IMAGES
         ? {
             type: messageTypes.IMAGES,
             threadID: clientDBMessageInfo.thread,
             creatorID: clientDBMessageInfo.user,
             time: parseInt(clientDBMessageInfo.time),
             media:
               clientDBMessageInfo.media_infos?.map(
                 translateClientDBMediaInfoToImage,
               ) ?? [],
           }
         : {
             type: messageTypes.MULTIMEDIA,
             threadID: clientDBMessageInfo.thread,
             creatorID: clientDBMessageInfo.user,
             time: parseInt(clientDBMessageInfo.time),
             media: translateClientDBMediaInfosToMedia(clientDBMessageInfo),
           };
 
     if (clientDBMessageInfo.local_id) {
       rawMessageInfo = {
         ...rawMessageInfo,
         localID: clientDBMessageInfo.local_id,
       };
     }
     if (clientDBMessageInfo.id !== clientDBMessageInfo.local_id) {
       rawMessageInfo = {
         ...rawMessageInfo,
         id: clientDBMessageInfo.id,
       };
     }
     return rawMessageInfo;
   },
 
   messageTitle({
     messageInfo,
   }: MessageTitleParam<MediaMessageInfo | ImagesMessageInfo>) {
     const creator = ET.user({ userInfo: messageInfo.creator });
     const preview = multimediaMessagePreview(messageInfo);
     return ET`${creator} ${preview}`;
   },
 
   rawMessageInfoFromServerDBRow(
     row: Object,
     params: RawMessageInfoFromServerDBRowParams,
   ): RawMediaMessageInfo | RawImagesMessageInfo {
     const { localID, media } = params;
     invariant(media, 'Media should be provided');
     return createMediaMessageInfo({
       threadID: row.threadID.toString(),
       creatorID: row.creatorID.toString(),
       media,
       id: row.id.toString(),
       localID,
       time: row.time,
     });
   },
 
   createMessageInfo(
     rawMessageInfo: RawMediaMessageInfo | RawImagesMessageInfo,
     creator: RelativeUserInfo,
   ): ?(MediaMessageInfo | ImagesMessageInfo) {
     if (rawMessageInfo.type === messageTypes.IMAGES) {
       let messageInfo: ImagesMessageInfo = {
         type: messageTypes.IMAGES,
         threadID: rawMessageInfo.threadID,
         creator,
         time: rawMessageInfo.time,
         media: rawMessageInfo.media,
       };
       if (rawMessageInfo.id) {
         messageInfo = { ...messageInfo, id: rawMessageInfo.id };
       }
       if (rawMessageInfo.localID) {
         messageInfo = { ...messageInfo, localID: rawMessageInfo.localID };
       }
       return messageInfo;
     } else if (rawMessageInfo.type === messageTypes.MULTIMEDIA) {
       let messageInfo: MediaMessageInfo = {
         type: messageTypes.MULTIMEDIA,
         threadID: rawMessageInfo.threadID,
         creator,
         time: rawMessageInfo.time,
         media: rawMessageInfo.media,
       };
       if (rawMessageInfo.id) {
         messageInfo = { ...messageInfo, id: rawMessageInfo.id };
       }
       if (rawMessageInfo.localID) {
         messageInfo = { ...messageInfo, localID: rawMessageInfo.localID };
       }
       return messageInfo;
     }
     return undefined;
   },
 
   rawMessageInfoFromMessageData(
     messageData: MediaMessageData | ImagesMessageData,
     id: ?string,
   ): RawMediaMessageInfo | RawImagesMessageInfo {
     const { sidebarCreation, ...rest } = messageData;
     if (rest.type === messageTypes.IMAGES && id) {
       return ({ ...rest, id }: RawImagesMessageInfo);
     } else if (rest.type === messageTypes.IMAGES) {
       return ({ ...rest }: RawImagesMessageInfo);
     } else if (id) {
       return ({ ...rest, id }: RawMediaMessageInfo);
     } else {
       return ({ ...rest }: RawMediaMessageInfo);
     }
   },
 
   shimUnsupportedMessageInfo(
     rawMessageInfo: RawMediaMessageInfo | RawImagesMessageInfo,
     platformDetails: ?PlatformDetails,
   ): RawMediaMessageInfo | RawImagesMessageInfo | RawUnsupportedMessageInfo {
     if (rawMessageInfo.type === messageTypes.IMAGES) {
       return rawMessageInfo;
     }
 
     const messageInfo = versionSpecificMediaMessageFormat(
       rawMessageInfo,
       platformDetails,
     );
 
     const containsBlobServiceMedia = messageInfo.media.some(
       isMediaBlobServiceHosted,
     );
     const containsEncryptedMedia = messageInfo.media.some(
       media =>
         media.type === 'encrypted_photo' || media.type === 'encrypted_video',
     );
     if (
       !containsBlobServiceMedia &&
       !containsEncryptedMedia &&
       hasMinCodeVersion(platformDetails, { native: 158 })
     ) {
       return messageInfo;
     }
     if (
       !containsBlobServiceMedia &&
       hasMinCodeVersion(platformDetails, { native: 205 })
     ) {
       return messageInfo;
     }
-    if (hasMinCodeVersion(platformDetails, { native: 437 })) {
+    if (hasMinCodeVersion(platformDetails, { native: NEXT_CODE_VERSION })) {
       return messageInfo;
     }
 
     const { id } = messageInfo;
     invariant(id !== null && id !== undefined, 'id should be set on server');
     return {
       type: messageTypes.UNSUPPORTED,
       id,
       threadID: messageInfo.threadID,
       creatorID: messageInfo.creatorID,
       time: messageInfo.time,
       robotext: multimediaMessagePreview(messageInfo),
       unsupportedMessageInfo: messageInfo,
     };
   },
 
   unshimMessageInfo(
     unwrapped: RawMediaMessageInfo | RawImagesMessageInfo,
     messageInfo: RawMessageInfo,
   ): ?RawMessageInfo {
     if (unwrapped.type === messageTypes.IMAGES) {
       return {
         ...unwrapped,
         media: unwrapped.media.map(media => {
           if (media.dimensions) {
             return media;
           }
           const dimensions = preDimensionUploads[media.id];
           invariant(
             dimensions,
             'only four photos were uploaded before dimensions were calculated, ' +
               `and ${media.id} was not one of them`,
           );
           return { ...media, dimensions };
         }),
       };
     } else if (unwrapped.type === messageTypes.MULTIMEDIA) {
       for (const media of unwrapped.media) {
         const { type } = media;
         if (
           type !== 'photo' &&
           type !== 'video' &&
           type !== 'encrypted_photo' &&
           type !== 'encrypted_video'
         ) {
           return messageInfo;
         }
       }
     }
     return undefined;
   },
 
   async notificationTexts(
     messageInfos: $ReadOnlyArray<MessageInfo>,
     threadInfo: ThreadInfo,
   ): Promise<NotifTexts> {
     const media = [];
     for (const messageInfo of messageInfos) {
       invariant(
         messageInfo.type === messageTypes.IMAGES ||
           messageInfo.type === messageTypes.MULTIMEDIA,
         'messageInfo should be multimedia type!',
       );
       for (const singleMedia of messageInfo.media) {
         media.push(singleMedia);
       }
     }
     const contentString = contentStringForMediaArray(media);
     const creator = ET.user({ userInfo: messageInfos[0].creator });
 
     let body, merged;
     if (!threadInfo.name && !threadIsGroupChat(threadInfo)) {
       body = `sent you ${contentString}`;
       merged = body;
     } else {
       body = `sent ${contentString}`;
       const thread = ET.thread({ display: 'shortName', threadInfo });
       merged = ET`${body} to ${thread}`;
     }
     merged = ET`${creator} ${merged}`;
 
     return {
       merged,
       body,
       title: threadInfo.uiName,
       prefix: ET`${creator}`,
     };
   },
 
   notificationCollapseKey(
     rawMessageInfo: RawMediaMessageInfo | RawImagesMessageInfo,
   ): string {
     // We use the legacy constant here to collapse both types into one
     return joinResult(
       messageTypes.IMAGES,
       rawMessageInfo.threadID,
       rawMessageInfo.creatorID,
     );
   },
 
   generatesNotifs: async (
     rawMessageInfo: RawMediaMessageInfo | RawImagesMessageInfo,
     messageData: MediaMessageData | ImagesMessageData,
   ) => (messageData.sidebarCreation ? undefined : pushTypes.NOTIF),
 
   includedInRepliesCount: true,
 
   canBeSidebarSource: true,
 
   canBePinned: true,
 
   validator: rawMultimediaMessageInfoValidator,
 
   showInMessagePreview: (messageInfo: MediaMessageInfo | ImagesMessageInfo) =>
     Promise.resolve(messageInfo.media.length > 0),
 });
 
 // Four photos were uploaded before dimensions were calculated server-side,
 // and delivered to clients without dimensions in the MultimediaMessageInfo.
 const preDimensionUploads = {
   '156642': { width: 1440, height: 1080 },
   '156649': { width: 720, height: 803 },
   '156794': { width: 720, height: 803 },
   '156877': { width: 574, height: 454 },
 };