AT&T is now rolling out software update G900AUCS4DQC1 for Galaxy S5 in the US. The update also includes March Security Update.

The new Android March security patch brings fixes for Vulnerabilities and Exposures in the Android OS. The new update also includes bug fixes and other performance enhancements for the Android device.

Software Update G900AUCS4DQC1 for Galaxy S5

  • March security patch.
  • Device Stability improvements, bug fixes.
  • Further improvements to performance.

If you have AT&T’s Galaxy S5, software update G900AUCS4DQC1 will roll out over OTA. However, you can also check it manually by heading to Settings » About Device » Download Updates Manually.


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