Backing up a non-pmOS phone
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Template:WIP This guide will show you how to backup a phone, tablet, or other device before the installation of postmarketOS.
Android
Note: Do not use Google Drive's "backup" to backup your phone, as it only backs up some app data among basic phone data like call logs and messages, but not all app data. Additionally the format is unknown and proprietary and there is no way to download this data except restoring it to Google's Android skin.
Android 9 "Pie" and up
1. Install Seedvault backup 2. In settings, choose to not have any quota ...