На xda вагон прошивок, и 7.1 есть и 8
Сам пользуюсь resrtructionremix и cdrdroid
Обе оптимизированы, летают
Те же на xda появился новый Юль ром для 2013
На днях попробую
вот например
https://forum.xda-developers.com/nex...mur-s-t3659332
- USB Host Mode with External Power
- Fast Charging while in USB Host Mode
- FI-Mode - Auto-Suspend on Power-Loss
- Preferred Slot Auto-Mounting of up 4 USB Drives
- Firm Sleep + RTC Alarm Killer (barely uses battery when suspended)
- Easy App-Killer for reliable Suspend mode
- Power-Up On-Screen-Display
- HD/Hi-Res UVC Frame-Grabber support for Backup-Cam with MJPG encoding
- Set to permissive permanently (required by PowerEventMgr)
- Magisk SU