AT&T Galaxy S5 5.1.1 OTA update build G900AUCU4COI5, Brings Android for Work and Ultra Power Saver mode fix

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AT&T Samsung Galaxy S5 (SM-G900A) is finally getting its Android 5.1.1 OTA update that bumps to build G900AUCU4COI5 from previous Android 5.0 G900AUCU4BOF3. The update will not only move the Android OS to Android 5.1.1, but the latter also brings along some additional features and system enhancements. The addressed changelog says that it includes the Android for Work, a security update, and a fix to Ultra Power Saver mode for devices using on device encryption.

Technical details of the G900AUCU4COI5 5.1.1 Update:


Device: GALAXY S5
Model number: SM-G900A
Android version: 5.1.1
Baseband version: G900AUCU4COI5
Kernel version: 3.4.0-586384
Build number: LMY47X.G900AUCU4COI5

Enhancements and Improvements:
  • Android 5.1.1
  • Android For Work
  • Security updates
  • Fix to Ultra Power Saver mode for devices using On Device Encryption
A screenshot of the Android 5.1.1 update to build G900AUCU4COI5, taken from the device settings


According to AT&T, the G900AUCU4COI5 5.1.1 update is available via Over-The-Air (OTA) update and thru Samsung Smart Switch for PC. The update weighs at around 610 MB in file size to download. If you haven't received the update's notification, you can check it manually by heading into your phone's  Settings > About Device and then simply check for an update.  You may also head over at AT&T's support page for further details about the said Android 5.1.1 update.

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