HTC U Ultra Update 1.64.617.17 released with October security patch

HTC is now rolling out a new update 1.64.617.17 for unlocked HTC U Ultra smartphone in the US. The update includes Android October Security patch.

The Android October Security patch fixed Common Vulnerabilities and Exposures discovered in the Android operating system. In addition, there are device stability improvements, bug fixes and further enhancements for performance.

Software update 1.64.617.17 for HTC U Ultra

  • Android October security patch
  • Device stability improvements.
  • Performance improvements.
  • Bug fixes.

Software update 1.64.617.17 for HTC U Ultra will gradually release to everyone. You can also check manually for updates, go to Settings > About device > System update.

Make sure you have enough charge on your device at least 60% to 70% before downloading the update.