Note : The
lastest version TWRP (2.8.1.0) or PhilZ Touch recovery is recommended.
Installation
Installation
1.
Back up any and all important data.
2.
WIPE DALVIK/CACHE/DATA/FACTORY RESET.
3.
WIPE SYSTEM.
4.
Flash the Temasek's UNOFFICIAL CyanogenMod 12.1 in recovery.
5.
Flash the GApps.
6.
WIPE DALVIK/CACHE (for good measure).
7.
Reboot Device.
Source : XDA