: Locate the Next Gen OS v3.7 ZIP file and the appropriate GApps (Google Apps) package (typically ARM, Android 6.0/7.0 based, check the ROM's base version).
: For users not wanting to install a custom ROM, performance can often be boosted by changing Animation Scales to 0.5x in the Developer Options . next gen os v3.7 for j200g
This article covers everything you need to know about Next Gen OS V3.7, from its standout features to the installation process. : Locate the Next Gen OS v3
Next Gen OS is heavily debloated and deodexed , removing unnecessary system apps to free up precious internal storage and RAM. Android 6.0/7.0 based
Force restart (Power + Home + Volume Down). Boot to TWRP, wipe cache/dalvik, reflash ROM.
: Clearing out the old, sluggish factory software (Dalvik, Cache, System).