That way, if anything goes wrong, you can restore your phone to its Pre-broken Stage. 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.
Before you start, you should know how to back up and restore your phone with the TWRP recovery environment. Basically, this so-called Nandroid backup can save you a lot of trouble in case you soft-brick your device. In just a few clicks, your whole system is restored and your device is fully functioning again, as if nothing ever happened. In this short guide, I will give you the simple steps so that you can make a backup yourself to be on the safe side. I’ll also show you how you can transfer your backup to your computer so that you don’t need to keep it on your device to save space.
How to Make a Nandroid Backup in TWRP
Once you managed to go on recovery, TWRP home screen is like just the picture bellow. now Click onthe ‘Backup’
Once you go inside the boot-recovery it is just a piece of cake,Becuse TeamWinRecoveryProject (TWRP) as recovery is touch supported,no need to press hard volume up down button.simple touch on ‘back up’ & just like bellow Screenshot, You can see some option, If you want to name your backup,, you can simply add name on clicking over name. You have be given Multiple choose box to fill. You only need to check in on BOOT,SYSTEM & DATA. You should not check in Cache, because it will automatically generate by system in no time.
The backup will take a few minutes to complete, so be patient. When it’s finished, you can tap “Back” to go back to TWRP’s main menu, or “Reboot System” to reboot back into Android.
If TWRP asks if you want to root your phone, choose “Do Not Install”. It’s best to flash the latest version of SuperSU yourself rather than having TWRP do it for you.
How to Restore from a Nandroid Backup in TWRP
If you ever need to restore from a previous backup, it’s simple. Boot back into TWRP, and tap the “Restore” button on the home screen.