If you found this helpful, please credit the XDA developers (especially the Next Gen OS team). Always backup your EFS partition before flashing any custom ROM.
: After installation, users typically find around 3.5 GB of free space , which is a crucial consideration for a device with only 8GB of internal storage. next gen os v3.7 for j200g
Integrated tools like Device Maintenance (Smart Manager), Game Launcher, and native call recording are often ported into these builds. Installation Guide for SM-J200G If you found this helpful, please credit the
: Power off the device. Press and hold Volume Up + Home + Power buttons simultaneously until the TWRP logo appears. Wipe : Tap Wipe > Advanced Wipe . Select Dalvik / ART Cache , System , Data , and Cache . Swipe to Wipe . Phase 3: Flashing the OS Install ROM : Return to the TWRP main menu and tap Install . Select Storage and choose your Micro SD card . Find and select the Next_Gen_OS_v3.7_J200G.zip file. Swipe to confirm Flash . Wipe : Tap Wipe > Advanced Wipe