The method is way more functional and easy for anyone to restore HTC U11 to stock ROM. Here you need to browse for update.zip and perform ‘Swipe to Flash’ at the bottom of the screen. Android ROMs are simply alternate versions of Android, with some containing different apps by default, while others contain modified kernels.

Here is the full list of Fastboot commands if you want to further customize the experience. You need this to flash a custom ROM, Kernel, mod, and other .zip or .img files. When you launch the app for the first time, you’ll be prompted to grant it root permissions. Once done, it’ll complete its setup process and you’ll need to click through the disclaimer. As always, make sure you have backups available before you attempt to flash anything.

I have my faith in this app called “SMS Backup & Restore”, since the last few years. You can download any similar app of your choice, but I would always recommend to use this. Both the app is very reliable, and I personally use it to backup my apps whenever I want to switch between phones. So, backing up them is very important, but there is no way to sync SMS & Call Logs directly with your Google account.

backup stock rom without twrp

If you decide to boot into the actual recovery mode, long press volume up until you see the recovery screen. USB debugging is a feature of Android devices that allows developers to debug apps and processes on the device. There are a few ways to backup your original Android ROM. You can use a custom recovery like TWRP or ClockworkMod to backup the entire ROM, or you can use a third-party app like ROM Manager to backup just the current state of the ROM. Before you proceed with the instructions to flash firmware using LiveSuit Tool, it is recommended to follow the below-mentioned preparation steps for smoother flashing process.