The ROM grew. He added settings for CPU governor tuning, a lightweight privacy-focused app store, and optional root for power users. He implemented OTA updates using a signed delta mechanism so users could update without reflashing. The energy profile improved; the device got smoother animations, better video playback, and a camera with more consistent exposure.
For A/B slot updates (advanced):
Though not natively for all H616 devices, recent community builds based on Android 16 (unofficial) have been explored for various ARM devices, offering sandboxed Google Play environments to reduce background drain. Hardware and Implementation Challenges allwinner h616 custom rom upd