Android 5.1.1 Update: Everything You Need to Know

Installation Steps (Nexus – Fastboot)

  1. Unlock the bootloader (fastboot oem unlock).
  2. Download the factory image and extract it.
  3. Run the flash-all.bat (Windows) or flash-all.sh (Mac/Linux).
  4. The device will reboot into Android 5.1.1.

What Did Android 5.1.1 Actually Fix?

Android 5.0 Lollipop introduced Material Design, but it was plagued by memory leaks and battery drain. Version 5.1.1 was the polish.

: Introduced official platform-level support for multiple SIM cards. Quick Settings Tweaks

Android 5.1.1 Update Download: A Comprehensive Guide