LUA-U22C328B014_Firmware_Android 5.1_EMUI3.1_05021YRU
Installation Guide Backup all important data from phone Charge battery up to 50% Get a micro sd card with 6GB free space Extract downloaded firmware zip file (password: ministryofsolutions.com) Then copy dload folder to your sd card Then power off phone and disconnect from pc. Hold volume up,volume down and power, keep holding until update […]