[Full Firmware] Zenfone 6 A600CG T00G V2.21.40.39

How to OTA update ? (Go to settings>About>System Update>Check for Update)
How to update Manual ? Here
How to update via ADB sideload ? Here 

ZENFONE 6  firmware: 
WW VERSION
Version V2.21.40.39(WW)

Description

ASUS ZenFone 6(T00G/) software Image: V2.21.40.39 for WW SKU only* Improvement Item: 1.Update phone APN version to 81. 2.Update per Facebook sharing policy 3.Due to changes in Facebook’s service policy, ASUS apps will no longer be able to access the list of all your Facebook friends or their public information such as birthdays, feeds, public albums, and etc. Some features have been modified in order to comply with this new policy. Thank you for your understanding. Changes on the apps: ASUS Gallery  Friends’ public albums are no longer in service.  Likes and comments feature are disabled. ASUS Contacts  Friends’ recent feeds push notification are disabled.  Lower resolution profile picture is used.  Option to set contact’s cover image from Facebook is removed.  Synchronization of birthday information is not supported. Phone In-call screen  Lower resolution profile picture is used. 5. Improve ystem stability For more information please refer to: WW：http://www.asus.com/zentalk/ReleaseNotes 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. *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.

File Size	753,42 (MBytes) 2015.02.04  update
Download from	Global

ZENFONE 6  firmware: 
TW VERSION
Version V2.21.40.39(TW)

Description

ASUS ZenFone 6(T00G/) software Image: V2.21.40.39 for TW SKU only* Improvement Item: 1.Update phone APN version to 81. 2.Update per Facebook sharing policy 3.Due to changes in Facebook’s service policy, ASUS apps will no longer be able to access the list of all your Facebook friends or their public information such as birthdays, feeds, public albums, and etc. Some features have been modified in order to comply with this new policy. Thank you for your understanding. Changes on the apps: ASUS Gallery  Friends’ public albums are no longer in service.  Likes and comments feature are disabled. ASUS Contacts  Friends’ recent feeds push notification are disabled.  Lower resolution profile picture is used.  Option to set contact’s cover image from Facebook is removed.  Synchronization of birthday information is not supported. Phone In-call screen  Lower resolution profile picture is used. 5. Improve ystem stability For more information please refer to: TW：http://www.asus.com/zentalk/tw/ReleaseNotes 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. *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.

File Size	755,73 (MBytes) 2015.01.29  update
Download from	Global