Galaxy A01 Custom Rom Extra Quality
Boot your phone back into Download Mode (Volume Down + Power, or via ADB using adb reboot download ). Open the flashing tool on your PC. Put the custom recovery .tar file into the AP slot of Odin. Uncheck "Auto Reboot" in the Odin options tab.
Hold both and Volume Down buttons simultaneously, then connect the phone to your PC via USB.
Open on your phone, go to About Phone , and tap Software Information .
Because the Galaxy A01 has Project Treble support, it can run —universal system images that work across many Android devices. Instead of waiting for a ROM built specifically for the A01, you can install a GSI built for devices with a Qualcomm Snapdragon 439 chipset.
Ensure you have flashed the correct version for your specific model (e.g., A015F vs. A015G). galaxy a01 custom rom
: If you get stuck at the logo, try performing a "Format Data" (the one where you type "yes") in TWRP.
Click to flash the recovery. Once it says "PASS", manually force-reboot your phone directly into recovery mode by holding Volume Down + Power , and switching immediately to Volume Up + Power the moment the screen goes black. Phase 3: Flash the Custom ROM (GSI)
If you prefer the user interface of Google Pixel devices, Pixel Experience is the ideal choice. It includes Pixel wallpapers, fonts, animations, and the Google Assistant launcher. Note that it includes Google Play Services pre-installed, making it slightly heavier on RAM than LineageOS. 3. ArrowOS or Havoc-OS (GSI)
While unlikely on a 2020 device, custom software invalidates warranty. Boot your phone back into Download Mode (Volume
Go to , select your Custom ROM .zip file, and swipe to confirm.
Once complete, go to and select Format Data (type 'yes' to confirm).
In TWRP, go to and select Data, Cache, and System.
| Tool | Purpose | |------|---------| | | Flashing tool for Samsung devices | | Samsung USB drivers | Allows your PC to communicate with the phone | | TWRP custom recovery | Flashes custom ROMs, takes backups, wipes partitions | | Samsung Multi-Disabler | Disables encryption and AVB verification | | GSI ROM file | The custom ROM you want to install | | Platform Tools (ADB/Fastboot) | Command-line tools for advanced flashing | | Patched vbmeta image | Disables Android Verified Boot | | Backup of stock firmware | Allows you to restore the device if something goes wrong | Uncheck "Auto Reboot" in the Odin options tab
Sometimes GSIs require manual access point setup. Go to Settings > Network & Internet > Mobile Network > Access Point Names (APNs) and manually enter your carrier's settings.
: The 4PDA Samsung A01 thread is a very active hub for firmware and custom development for this specific model.
Go to Developer Options and enable "OEM Unlocking" and "USB Debugging".
Click to flash. Once complete, manually force-reboot your device straight into recovery mode using the Volume Up + Power buttons. Step 4: Wipe the Device Partitions Once inside TWRP recovery, tap Wipe . Select Advanced Wipe .
