Asus Zenfone 2 ze551ml Firmware V2.15.40.10 WW

This the original firmware of Asus ZenFone 2 ZE551ML(Z00AD/Z00ADA/Z00ADB/Z00ADC) V2.15.40.10 we provide made by companies Asus Zenfone Taiwan release we give you the best of the best for any question drop in our comment Pinaslang Zenfone Blog provide the easy and best for you

Release Date: April 30, 2015

Asus Official Firmware Factory Manufacture made in  Taiwan 
ASUS ZenFone 2 ZE551ML V2.15.40.10 WW Z00ADC Z00AD Z00ADA Z00ADB Z00ADC software Image: V2.15.40.10 for WW SKU

Improvement Item:

1.  Improve memory usage
2. APN Table update
3. Fix Miracast Real Show doesn't work issue.
4. Improve Camera quality
5. Improve Power/ Battery UI 
6. Improve Browser WebView compatibility
7. Fix the Ultra Saving mode issues
8. Improve double tap suspend performance
9. Update graphic driver
10. Fixed apps crashing due to Android System Webview update
11. Fixed ASUS Browser flicker issue on some desktop sites
12. Add Auto start manager shortcut on home +1
13. Change Quick Memo to Auto start manager as default in Quick settings

Steps of Update

1. Check software version of your device
2. Download device software and Update SOP (From “Manual” Item)
3. Only apply to same SKU update, Example: WW->WW, CN->CN, TW->TW.
4. Software update cannot transfer the software SKU and downgrade the software version.
5. Wrong SKU may cause update failure, please update the same SKU version only.

Download UL-Z00A-WW-2.15.40.10-user
UL-Z00A-WW-2.15.40.10-user.zip

How to know the device model? 
Path: Settings->About-> Model number
Example: ASUS_T00I

How to know the device software version? 
Path: Settings->About-> software information->Build number
System upgrade may cause part of data missing, please buckup your important data before system upgrading.

 All File is originated from Asus Support  Firmware Official Release clean and secure download from Asus Server for any help and suggestion write down on our comment box