The official OTA release will ask you to install the update's file size at around 28MB. It just too small, but an important update as AT&T and Samsung were adding some few adjustments to the Samsung Pay's components, like bringing the new security patch, and back end stuff to integrate and fully protect everyone's payment info.
The Samsung Pay will officially launch on Septemeber 28, so everyone must take the OTA update to build N920AUCU2AOI6.
Here are details of the N920AUCU1AOI6 update:
- Android version: 5.1.1
- Baseband version: N920AUCU2AOI6
- Kernel version: 3.10.61-5554916
- Build number: LMY47X.N920AUCU2AOI6
- File size: 28MB
Software update includes
- Samsung Pay
- Enhanced performance and other device improvements
The update is rolled out and available via Over-The-Air OTA only. So you may simply do the following steps below if you want to check the update manually.
- From the device Home screen, simply tap Apps.
- Tap the Settings (gear icon).
- Tap the System tab.
- Tap About device.
- Tap Software update.
- Tap Check for updates.
- Tap the Install button, then OK.
- Wait until the phone completely reboot before touching it. It may reboot (turn on and off) multiple times as the update might still at its finalization stage.
However, if somehow the update isn’t available yet, you should also consider that the released usually take in stages and may also take days before it arrives in some areas. So you may have to wait and keep on checking until you get the update.
Source: AT&T Note 5 support page [doc]
