The Wi-Fi calling support for AT&T Galaxy S7 and S7 Edge is finally here. In addition to Wi-Fi calling, the update also includes the AT&T Advance Messaging to which brings the Internet Protocol Message Enabled (IPME), and the Messages Backup & Sync feature. The update also carries the Android security patch containing the month of July patches. The update will bump up the Galaxy S7 Android OS to build version number MMB29M.G930AUCU2APG1, whilst the Galaxy S7 edge will move to build version MMB29M.G935AUCU2APG1.
The following is changelog released notes and the update's technical details.
AT&T Samsung Galaxy S7 (SM-G930A)
AT&T Samsung Galaxy S7 edge (SM-G935A)
The update is live via Over-The-Air OTA update and weighs at 597MB i size. The roll out will take place in stages, so it might arrive on some devices much earlier, while others might also be late.
The following is changelog released notes and the update's technical details.
What's New in UCU2APG1 Update:
- Setup and Transfer
- Wi-Fi Calling
- AT&T Advance Messaging - Internet Protocol Message Enabled (IPME)
- AT&T Messages Backup & Sync feature (AMBS) Phase 3
What are the Technical details:
AT&T Samsung Galaxy S7 (SM-G930A)
- Android version: 6.0.1
- Android security patch level: July 1, 2016
- Baseband version: G930AUCU2APG1
- Kernel version: 3.18.20-8575098
- Build number: MMB29M.G930AUCU2APG1
AT&T Samsung Galaxy S7 edge (SM-G935A)
- Android version: 6.0.1
- Android security patch level: July 1, 2016
- Baseband version: G935AUCU2APG1
- Kernel version: 3.18.20-8575098
- Build number: MMB29M.G935AUCU2APG1
The update is live via Over-The-Air OTA update and weighs at 597MB i size. The roll out will take place in stages, so it might arrive on some devices much earlier, while others might also be late.







