adb How to backup a full stock firmware image Android Enthusiasts Stack Exchange

Therefore, it always comes with the stock firmware file from the manufacturer in a compressed file. It has its own method for quickly backing up all of your smartphone data, according to Samsung. That's why some maintainer's exclude firmware partitions from menu. Advanced user can backup all partitions manually from adb pull as TWRP provides full access to raw partitions. Whenever you start messing with Android’s system–rooting, flashing custom ROMs, and so on–you should first make a nandroid backup in TWRP. That stock firmware way, if anything goes wrong, you can restore your phone to its pre-broken state. So, that if the process gets messed up, you can restore that backup and get your device again in pre-installation state. Before you restore HTC U11 stock firmware Nandroid, it is important to take a backup of your current ROM. This will provide you a dedicated backup structure, where you will later put the stock firmware backup files. I know I'm asking for the...
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