How to Upgrade Lollipop to Marshmallow in Zenfone 2 (ZE550ML,ZE551ML).

Hello Guys, Today We are Going to Upgrade Our Zenfone 2 to Android M (Android 6).! Before You should know few things about this..

1, You Should Backup Your Files to Micro SD or Somewhere Else..
2, You Must Have Minimum 40% Battery Charge for Safety..
3, Don't Rename the Firmware File..
4, Don't Use Beta Firmware From Unknown Sites.. Use Only Official Stable Firmware.! I mentioned it Below..


Required :-

Es File Manager (Optional).
Your Mobile Model's Android M Firmware.!

Firmware Links :-
ASUS ZenFone 2 = ZE550ML (Z008B/Z008C/Z008D) - http://bit.ly/2dETuNj
ASUS ZenFone 2 = ZE551ML(Z00AD/Z00ADA/Z00ADB/Z00ADC) - http://bit.ly/2epzvk8

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If This Method Doesn't Work for You Then Check This Video - http://bit.ly/2o31kCS
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