How To Install 1.28.617.30 Official Nougat Update On HTC U11

Now you can upgrade your HTC U11 to Android 7.1.1 Nougat official firmware because recently HTC has released the latest official update which is now available for download and ready to flash on your HTC U11. This new firmware comes with build ID number 1.28.617.30 along with the latest October 2017 Security patches that will improve the overall security of your smartphone. Also, the Nougat update brings support for 4CA, camera, system enhancements, bug fixes and other improvements. HTC rolled out the official Nougat update via OTA (Over-the-Air), which means that not all users can get the official update at the same time. If you have not yet received the Android 7.1.1 Nougat OTA update at your region and you want early access to this update then still you can install it manually by following this simple step by step guide.

HTC U11 is one of the flagship smartphone, released by HTC which is the second premium smartphone that comes with excellent features and an eye catchy design. After installing this official update, you’ll be able to get the October security patch installed on their phones. Not necessary but it is better to take a full backup of all your valuable data. If you are interested in installing 1.28.617.30 official Nougat update on your own HTC U11 then go ahead and follow the given steps.

How To Install 1.28.617.30 Official Nougat Update On HTC U11 1


This guide containing the Official Android 7.1.1 Nougat firmware and instructions can be used only with the HTC U11. Do not try to install this firmware on any other device or incorrect variant. Verify the model number of your device by navigating to Settings > About Phone, the model number of your device must be.

Warning: will not be held responsible for any damage occurred to your HTC U11 during or after the installation of Android 7.1.1 Nougat. Proceed at your risk.


  • Make a proper backup of all the existing data and settings of your HTC U11, in case anything goes wrong then you’ll be able to restore your data back.
  • Verify that you’ve correctly installed the HTC U11 USB Drivers on the PC.
  • Enable USB Debugging Mode on your HTC U11 by navigating to Settings > Developer Options > check the USB Debugging option.
  • If you have a custom ROM installed on the phone, then after installing this stock update, it will be lost.
  • The stock version will replace the custom recovery.
  • If the HTC U11 will no longer belong to a rooted version, once the stock firmware installed.
  • Check the battery level of your HTC U11, and it should be charged at least about 80% before proceeding to the installation guide.

Required Files:

How To Update HTC U11 to Android 7.1.1 Nougat 1.28.617.30 OTA:

Method 1: OTA Method

Step No 1: First, download the HTC U11 Nougat OTA firmware file from the above link on the desktop of your section and transfer it to your phone’s internal storage.

Step No 2: Next, copy/move the downloaded firmware file to the root folder of your phone’s internal storage.

Step No 3: Turn OFF the HTC U11 to boot in Recovery mode.

Step No 4: Turn ON the phone while pressing and holding the Power + Volume down keys at the same time for a few seconds.

Step No 5: Use the volume keys to select option “Reboot to Bootloader,“ and press Power button to confirm.

Step No 6: Use the volume keys to select option “Boot to Recovery Mode“ on the next screen and press Power button to confirm.

Step No 7: While your device is in recovery mode, select “Apply updates from the Phone storage.” and locate the OTA Zip file. Select it.

Step No 8: The firmware flashing process will be initiated, wait until the installation is finished.

9: Reboot your HTC U11, once the installation is completed successfully.

Method 2: RUU Firmware Installation

Step No 1: First, download the RUU executable file on the desktop of your computer from the above link.

Step No 2: Connect your HTC U11 to the PC using its USB data cable.

Step No 3: Double-click on the HTC U11 RUU.exe file on your PC.

Step No 4: A system update wizard will be displayed on your PC and follow the on-screen instructions to complete the installation.

Step No 5: Once the installation is completed, the device will reboot automatically.

Done! You’ve successfully updated HTC U11 to the latest Nougat update.

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