ASUS ZenFone 2 ZE551ML Firmware V2.17.40.12

This the original firmware of Asus ZenFone 2 ZE551ML Z00AD Z00ADA Z00ADB Z00AD V2.17.40.12 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

Asus ZenFone 2 ZE551ML Z00AD Z00ADA Z00ADB Z00AD  firmware V2.15.40.13

Release Date: April 27, 2015

Improvement

• Fix location picker crash issue when attaching location info by Messaging
• Fix Live Wallpaper settings issue when in landscape mode
• Improve Camera App overall stability
• Reduce the occurrence of the issue that words sometimes fail to come out when typing 
• Shorten the required time of setup calls
• Fix outgoing call problems when using back key
• Fix "No SIM or SIM error" issue when calling the phone number starting with 911, 112
• Improve image quality in detail.
• fixed the audio sound maybe lag when using headset
• Improve signal bar stability
• Fixed the interruptions mode issue.
• Fixed flip cover cannot support some apps issue.
• Fixed the issue which shows up others app when swiching off contacts
• Fixed Fresh Green cannot be used by ASUS ZenUI issue
• Fixed bluetooth is easy to disconnect issue.
• Fixed low voice issue with headset issue
• Fixed video appears abnormal issue.
• Fixed sound interference issue while using headset
• Fixed Gallery issue

Tips and Tricks

• How to know the device model? 
• Path: Settings->About-> Model number
• Example: ASUS_T00AD
• How to know the device software version? 
• Path: Settings->About-> software information->Build number

System Update

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

System upgrade may cause part of data missing, please buck up your important data before system upgrading.

Download File Asus Zenfone 2 Z00AD Z00ADA Z00ADB Z00AD

Version World Wide

Version UL-Z00A-WW-2.17.40.12-user.zip Download

Version Japan

Version UL-Z00A-JP-2.15.40.13-user.zip Download