U.S. network provider Sprint began rolling out the latest Android 5.1.1 Lollipop update for Samsung Galaxy Note 4 Monday. The new firmware, which comes with build number “N910PVPU4COG5,” fixes a critical security vulnerability that was discovered recently as well as other performance improvements. 

The new Lollipop firmware is only 615MB in size and fixes the Stagefright vulnerability, which allowed an attacker to access multimedia files or potentially take control of the microphone and camera of a vulnerable device.

AndroidLollipop-galaxynote4 Android 5.1.1 Lollipop update for Sprint Galaxy Note 4. Photo: TheAndroidSoul

Here is the changelog for the update:

  • Samsung Galaxy Note 4 software update - version N910PVPU4COG5


  • ALERT: Patch for critical security vulnerability (“Stagefright”)
  • OS upgrade - Lollipop 5.1.1
  • Security Enhancements
  • Device stability improvements, bug fixes
  • New and / or enhanced features
  • Further improvements to performance

To update the Sprint Galaxy Note 4 to Android 5.1.1, users have to go to the “Settings” option on their device and tap the “About phone” option. After that, users need to tap the “software update” option to proceed.

In case any custom recovery like TWRP is installed on the device, users will have to remove it and replace it with the stock recovery to be able to install an over-the-air update.

[Source: Samsung]