Zenfone 2 ZE551ML Marshamallow Update Rollout!!!

【Version】
4.21.40.134 OTA (Android M)

【Model Name】
ZenFone2 (ZE551ML)

【Release Date】
2016/08/31
(Download the firmware manually from our officical website, https://www.asus.com/Phone/ZenFone_2_ZE551ML/HelpDesk_Download/)

Or
Download the ROM manually here!!!


【Release Note】


1.APP2SD not supported in M. Please backup before upgrade.

2.Adjust pre-load app after upgrade to Android M

3.Please backup your data before upgrading

4."The apps listed below will no longer be pre-loaded once your device has been upgraded to Android 6.0 (Marshmallow).
Thanks for your support.
1. ASUS Backup
2. Data Transfer
3. Dr. Eye (TW SKU)
4. Jawbone UP
5. EZTABLE (TW SKU)
6. Google Play Books
7. Google Play Games
8. Google Play Newsstand
9. Google+
10. Mirror
11. Omlet
12. Party Link
13. PC Link
14. Photo Frame
15. Remote Link
16. TripAdvisor
17. What's Next
18. Yahoo Shopping (TW SKU)
19. ZenFlash (Can be downloaded from Google play)
20. Zinio
21. Asus Game center"

5.Multi-user and SnapView will not be supported. If you wish to continue to use multi-user, please keep using current account

6.Remove Asus Email, Asus Calendar, Asus Messaging, Asus Browser and Asus Music after Factory Reset. You could use Gmail, Google Calendar, Google Messenger, Chrome and Google Play Music for relevant services

7."Add new features and new apps:
- Google Calendar
- Google Messenger
- Facebook
- Facebook messenger
- Instagram
"

Can I update through system update ?

srjkv93 posted on 2016/8/31 16:40
Can I update through system update ?

Yes, but the FOTA or system update is being rolled out in stages...You can wait, or you can download the rom here and place it on the internal sd to update manually.

Checked system update but no m yet 

How to upgrade manually using the downloaded rom

Can I update without factory resetting the device?

Any news about marshmallow update for ze 550ml

Zen_Ro posted on 2016/8/31 17:47
Yes, but the FOTA or system update is being rolled out in stages...You can wait, or you can downlo ...

Please tell me how to remove from beta tester.

Zen_Ro posted on 2016/8/31 17:47
Yes, but the FOTA or system update is being rolled out in stages...You can wait, or you can downlo ...

Please remove,me as beta tester programme.

How to install this stable rom on the beta MM? i am running 4.21.40.134 beta