The Exynos 7870 chipset is old. Even with a custom ROM, don't expect flagship speeds. Manage your expectations, clean flash every 6 months, and your J730f will survive another two years.
Many ROMs are "debloated," removing unnecessary background apps to improve speed and RAM management. J730f Custom Rom
Your TWRP is too old or you have the wrong device variant. Fix: Update to TWRP 3.6.0+. Or open the ROM zip on your PC, navigate to META-INF/com/google/android/updater-script and delete the first line (assert line). The Exynos 7870 chipset is old
The Samsung Galaxy J7 Pro (SM-J730F) Go to product viewer dialog for this item. Or open the ROM zip on your PC,
If you are comfortable with TWRP and have backed up your EFS, installing a custom ROM on the J730F is highly recommended to extend its life beyond 2024.
In this guide, we will explore the best custom ROMs available for the SM-J730F, the risks involved, the installation process, and how to troubleshoot common errors.