Galaxy A01 Custom Rom Fix Jun 2026
Once the flashing process reaches 100% completion, select the action. The initial boot sequence may take anywhere from 5 to 15 minutes as the new OS builds its initial runtime caches. Do not interrupt this process. Once the configuration setup wizard appears, your installation is successful. Troubleshooting Common Issues
Unlocking the bootloader automatically performs a factory reset. Back up your photos, contacts, and personal files to a PC or cloud storage.
If you can live with these, let’s continue.
Flashing wipes all data. Secure your photos, contacts, and documents externally. galaxy a01 custom rom
(Optional) If your GSI does not have Google Play services baked in, go back to Install, switch to "Install Zip", and flash your package. Once finished, select Reboot System .
As of early 2025, the most stable custom ROM for the is LineageOS 20 (Android 13). There is also a LeanageOS 18.1 (Android 11) build for those who want maximum stability.
Boot your phone into Download Mode (Volume Down + Power while plugged into the PC). Open the tool on your PC. Click the AP slot, select your TWRP file, and click Start . Step 3: Flash the Custom ROM Once the flashing process reaches 100% completion, select
Long-press Vol Up to enter the unlock menu and confirm. This will factory reset the device. 2. Install a Custom Recovery (TWRP) A custom recovery like allows you to flash the ROM files. Download the tool on your PC. Download the specific TWRP file for your model from a reputable source like the XDA Developers forum In Odin, put the TWRP file in the slot and flash it while the phone is in Download Mode. 3. Flash the Custom ROM Boot into TWRP (typically hold Power + Vol Up). Format Data and type "yes" to remove encryption. , select your ROM
Hold simultaneously and connect the phone to your PC via USB.
LineageOS is the gold standard of custom ROMs. It focuses on stability, privacy, and a lightweight, Nexus-like user experience. If you can live with these, let’s continue
If a mistake is made, you may permanently damage your phone.
Ensure your phone has at least 60% battery life to prevent unexpected shutdowns.
Click . Once the process is finished, manually reboot directly into recovery by holding the Volume Up and Power buttons. Do not let the phone boot into the OS. Step 3: Wiping the Stock Partitions Once inside your custom recovery interface, tap Wipe .
If flashing a GSI, go to and select your .img file. Select the System Partition .