How to Install Custom Rom CM10.2 in Sony Xperia ZL

 Requirements:-
1. Download Custom Rom CM 10.2:- Click Here to Download
2. Charging Your battery up 80%.
3. Enable USB Debugging.
4. CWM Recovery Install in your Devices is Must.
5. Backup your all current data (link SMS,App,Contact No, every thik)
Must Read:- How to Install ADB Drivers of any Android device with PdaNet

Installation Process. 

1. Backup Up to all Data.(Current OS)
2. Use CWM to take a backup of your existing ROM. This is required, because you can use it to flash back
    your original ROM in the case of any problem to install new ROM.
3. Download Load CM 10.2 Costume Rom and copy & Paste in your internal SD card.
4. Now Switch OFF your Devices.
5. Now Open your Devise in CWM recovery.(Press & Hold Volume UP+Power Button)
6. Then Press Volume UP Button to recovery Mode.
7. Then Go to Back up and Restore.
8. Then Press Backup your Devices. (Just wait 10 to 15 minutes)
9. After complete your back up process the press go back.
10. Then go to wipe data/factory reset.------>Yes, after complete then go back.
11. Then go to wipe cache partition.-------> Yes, after complete then go back.
12. Then go to Advanced---->Wipe Dalvik Cashe--->Yes, after complete then go back.
13. Then go to Install Zip from sdcard.---->Choose zip from sdcard.---->Select Zip file to sdcard.
14. CM 10.2 Costume Rom.---->Yes to Install this rom in your Device. see this message
      Install from sdcard complete
15. Just wait 5 to 10 minutes to complete this process. after complete this process the go back---> Press
      reboot system now (Wait for 15 to 20 Minutes because first time booting so don't worry)
Enjoy Your Sony Xperia ZL Successfully Install Custom Rom CM 10.2. 
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Note:- I am not responsible if you make any mistake and damage or any other problem your device.