This is a step by step guide on how to backup an android phone's firmware / partitions using adb. this covers partitions like boot, recovery, system etc.. How to backup recovery and boot.img for flashing via fastboot collins edim android if you want to backup the boot or recovery image of your device for flashing via fastboot, read and follow the guide below carefully.. Android software development xda-developers android development and hacking miscellaneous android development onda tablet full gapps firmware (root tutorial) by wgarnett xda developers was founded by developers, for developers..
One of the (many) good sides of having an android phone or tablet is being able to customize it using custom roms or launchers.however, if you are not so sure what you are doing while you install another rom or if you change from one to another every other day, knowing that you can get recover your whole system to a certain point in time is very convenient.. This is a tutorial showing you how to backup your stock rom before installing any custom rom i recommend doing this before installing a custom os just incase anything goes wrong during the process. Take note: only exynos variants are only allowed to install a custom recovery and to unlock the bootloader, the snapdragon variants are unfortunately restricted to root only..