Sony Xperia Z3 Android 5.1.1 CM12.1 ROM is the Nightly Build, so there are some chances that you’ll find bugs and some performance issues in this ROM, but within further updates, hopefully, the problems will be solved, since this is an un-official release, don’t leave any comment on the CM official forum, but on the Official Thread of this ROM on XDA.In this article, we will show you How to Install Android 5.1.1 CM12.1 Lollipop on Sony Xperia Z3.
÷ Pre-requisites:
•This is only for Sony Xperia Z3!
•Battery should be charged at least over 60%
•Unlock Bootloader Of Your Device.
•Flash a Custom Recovery and Root Your device
Backup SMS Messages
Backup Call Logs
Backup Contacts
Backup Media – Copy your files manually to your PC or Laptop.
•Titanium Backup – If already rooted, use Titanium Backup to backup all of your apps, system data and other important content.
•Backup Nandroid - If CWM or TWRP installed previously, otherwise skip this step and perform this at the end of flashing.
÷ Pre-requisites:
•This is only for Sony Xperia Z3!
•Battery should be charged at least over 60%
•Unlock Bootloader Of Your Device.
•Flash a Custom Recovery and Root Your device
Backup SMS Messages
Backup Call Logs
Backup Contacts
Backup Media – Copy your files manually to your PC or Laptop.
•Titanium Backup – If already rooted, use Titanium Backup to backup all of your apps, system data and other important content.
•Backup Nandroid - If CWM or TWRP installed previously, otherwise skip this step and perform this at the end of flashing.
*Disclaimer:
Androidromfix provide various Firmware Updates and Rooting process along with Custom ROM,Modes,file are all belong to their owners/developers. The autor of this site or the developers are not responsible, if you damage or brick your device.Do it on your own risk and follow the instruction properly.
Download Required:
•Android 5.1.1 CM12.1 ROM
•Gapps.
÷ CWM/PhilZ Touch Recovery:
•Back-up your ROM using the Recovery.
•To Perform a Back-up, Navigate to Back-up and Restore on Next screen, Choose Back-up again.
•Go back to Main Screen after the Back-up is complete.
•Then Navigate to ‘advance’ and choose ‘Dalvik Wipe Cache’, so you won’t get in any bootloop.
•Navigate to ‘Install zip from sd card’ another windows will open in front of you.
•Finally Select “Wipe Data/Factory Reset”
•Select ‘choose zip from sd card’ from the Options.
•Select the CM12.1.zip file and confirm the installation on next screen.
•Go Back and Flash Gapps.zip
Once the Installation is Over, Select +++++Go Back+++++
•Select Reboot Now to Reboot the System.
÷TWRP Users:
1-Tap On Back-Up and Select System and Data
2- Swipe the Confirmation Slider
3- Tap on Wipe Button and Select Cache, System, Data.
4- Swipe the Confirmation Slider.
5- Go back to Main Menu and Tap Install Button.
6- Locate the CM12.1.zip, GoogleApps.zip and Swipe the Slider To install it.
7- Once the Installation is Over, you will be promoted to Reboot System Now
Select Reboot Now to Reboot the System.
The First boot might take up-to 5 minutes, so please be patient.