AT&T has released Android Marshmallow operating system update for two Samsung Smartphone- Galaxy S6 Edge+ and Galaxy Note 5.They have released the firmware through FOTA (Firmware over the air) and the download size of firmware will vary from 1350 MB to 1370 MB for both devices.The build number for Galaxy S6 Edge+ and Note 5 will be updated to MMB29K.G928AUCU2BPE6 and MMB29K.N920AUCU2BPE6.
You can connect your handset for receiving automatic notifications for marshmallow update or you can also check for updates by going to Settings -> About Device -> Software Update -> Check for Updates in your handset as the file size is very large so you required connecting the device with good internet connection to avoid issues on downloading the firmware.
Once you completed the update process you can verify the latest android version 6.0.1 from Settings -> About Device in new OS it will add new AT&T Video call features, Doze Mode, Advanced App permission, Google Now on Tap, enhancement and bug fixes and more features.
Specs of Samsung Galaxy S6 Edge+ and Galaxy Note 5.
