A custom recovery like TWRP (Team Win Recovery Project) replaces Samsung's stock recovery, allowing you to flash custom ZIP files. Tools Needed on PC: Samsung USB Drivers installed. Odin Flashing Tool (Latest Version).

Samsung locks the bootloader to secure the device. Unlocking it is the first step to installing any custom software. , so back up everything important first.

Download the correct TWRP .tar file for your exact Galaxy A01 model on your PC.