If your ROM requires a separate GApps package, tap and select the GApps file.
Generally improved due to the removal of Samsung background services, though some ports can be "power hungry". Allows access to Android 10 or 11
: Known for being a clean, stable, and highly customizable AOSP-based experience. RadicalQuack OneUI 2.5 Port
Go to Settings > About Phone > Software Information and tap "Build Number" seven times. OEM Unlocking: In Developer Options, toggle "OEM Unlocking" to . This is essential for unlocking the bootloader. USB Debugging:
Your chosen Custom ROM zip file (saved to an external SD card or transferred to the phone later).
Now it's time to install the custom ROM:
: If your ROM requires separate GApps, flash the GApps zip file immediately after the ROM, without rebooting.
Some J730F users have reported touchscreen problems after updating to Android 9 U5 official firmware. The issue persists even on Android 8, and you cannot downgrade to Android 7. The solution is to install an Android 7-based custom ROM, but this may cause the IMEI issue mentioned above. A balanced approach is to use a ROM based on a more recent firmware version.
: Tap Install , navigate to the ROM zip file, select it, and swipe to flash.
The Ultimate Guide to J730F Custom ROMs: Revive Your Samsung Galaxy J7 Pro
: Official updates stopped years ago, but custom ROMs like LineageOS 20 can bring Android 13