The firmware update bus is the one which no service-providers would like to miss! The marshmallow firmware updates have come out for premium Samsung devices like the S6 variants and Note 5. AT & T couldn't afford to fall behind and have taken a step towards releasing the TouchWIz firmware for the AT&T Samsung Galaxy S6 edge plus SM-G928A.You can manually check for the update from the settings menu.
While the OTA updates are officially released from the AT&T servers, the full firmware is not yet available for download. The TouchWIz OS for AT&T is almost impossible to obtain. But for the users who have rooted the device or impatiently awaiting an update notification, the OTA files given below are a must-grab! Using it with the ADB sideload method would also make sure that you do not void your warranty.
This guide is only for T-Mobile Note 4, so don't try on other models.
rootmygalaxy.net will not be held responsible for any kind of damage occurred to your AT&T S6 Edge Plus while following this tutorial.Do it at your own risk.
Make sure you have G928AUCU2APB2 on your phone. Check Settings > System > About Devices > Baseband version.
Boot your device into bootloader. (First turn off the phone then restart phone by holding down the POWER + HOME + VOL UP button at the same time. Once you see UPDATE LOGO release the buttons on your phone.
Now use the volume keys to highlight "Apply update from ADB", next press the power button to select it.
The process may take upto 1 hour so patient and let the device reboot itself.
Once the process completed your phone will reboot automatically and you will have 6.0.1!!!!!