Ensure your phone has at least 60% battery life to prevent unexpected shutdowns.
Click the slot button in Odin and select your downloaded recovery .tar file. Go to the Odin Options tab and uncheck Auto Reboot . galaxy a01 custom rom
Your exact (e.g., SM-A015F, SM-A015G) Your current Android stock version Which specific custom ROM you want to install Ensure your phone has at least 60% battery
Use on your PC to flash the TWRP .tar file into the "AP" slot. Reboot into TWRP by holding Power + Volume Up . galaxy a01 custom rom