When adding a second device, we propose to offer users the option to select the scope of data synchronization. Beyond the essential account authentication information, users should be able to choose whether to sync chat history and files, or to sync only data from the most recent few days. Expected…

When my account is very large (with lots of history records and files), adding a second device also takes a very long time. If the sync scope were selectable, I think the speed would be much faster. Sometimes, files and old messages don’t really need to be synced

Closely related to your proposal (as backup files can also be used to add second devices) I suggested here letting people make lightweight backups that do not include chat histories and files, which will make the process much faster and also not use so much storage on the backup media: [image] Ba…

Also related: [image] Delta chat id backup? You can use the export backup feature already implemented. If you find the file too large to handle, you need to prune the zip manually. You can remove past messages, xdc state updates, attachments, but not your ava…

You’re right. I think it’s the same thing.

The method mentioned in the post is actually a great detour to get it done. Of course, it would be better if there were a more direct way

Selective Data Sync for Secondary Devices [either all or just recent history]

Feature Proposal

ian June 1, 2026, 7:16am 4

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