HTC U11 on Sprint carrier has started receiving latest security patch update. The update brings latest security patch for the month of August 2017, to take care of various exposures and vulnerabilities around the device. The August patch for Sprint HTC U11 arrives as build 1.28.651.3, where you can update your device right now because it is an OTA update. Just head to Settings > About device section and perform system update check from there, it is recommended to charge your device at minimum 60% to avoid shut down(which is dangerous) during the process.
HTC U11 is also an awaiting candidate for Android 8.0 Nougat update, HTC has already announced to release the latest Oreo update for HTC U11, HTC U Ultra and HTC 10. The Google’s latest OS update Android 8.0 Oreo also bring in multiple new features like, Picture In Picture mode, snooze notifications, improvements in Doze mode, revamped settings menu and much more. Other OEM including Samsung has already started developing oreo update for it’s latest flagships Galaxy S8 as well.