Because of the limited eMMC storage (4GB/8GB), you must perform a full wipe:

Warning: Do NOT wipe "Preload" or "EFS."

The Daily Driver Choice

While newer Android versions exist (we will get to those), LineageOS 14.1 is widely considered the most stable custom ROM for the J110H.

  • Performance: 420MB RAM free after boot (vs 280MB on stock).
  • Missing: SELinux permissive (needed for RIL fix).
  • Bugs: Video recording works only with Cameringo app; WiFi hotspot resets after 2 hours.