If you don't follow this step, you will have to repeat the install. Once TWRP is booted, TWRP will patch the stock ROM to prevent the stock ROM from replacing TWRP. After typing fastboot reboot, hold the key combo and boot to TWRP. To prevent this, use Google to find the proper key combo to enter recovery. Note many devices will replace your custom recovery automatically during first boot. The steps are pretty simple so please follow them. In this menu click on Software updates and follow the on-screen prompts to download and install the. From the General option search and select the About Phone option. From your computer, open a command prompt and type:ĭownload the correct image file and copy the file into the same folder as your adb and fastboot binaries. I wanted to make a small guide how to return your HTC one m9 to stock with RUU exe installer. To download and install the Android 7.0 Nougat software update on the HTC One M9 smartphone, first go to the Settings menu and select the General option. Press back and go into Developer Options and enable USB debugging. On your device, go into Settings -> About and find the Build Number and tap on it 7 times to enable developer settings. You can try the Naked ADB drivers or the Universal ADB drivers if you don't already have a working driver installed Windows users will need proper drivers installed on their computer. From the SDK Manager, download only the platform-tools to get adb and fastboot binaries. Find the Android command line tools section on the page linked and install the SDK tools package.

You will need the platform-tools from the Android SDK on your computer. Note: If you’re on a custom ROM then you are recommended to flash the stock firmware using an official RUU package from HTC or by restoring a Nandroid backup through TWRP’s restore function.Fastboot Install Method (No Root Required):

After the installation, reboot your phone normally and explore the update.In recovery mode, select “apply from sd card”, locate your update package and install it.In the bootloader navigate to “Recovery” using Volume buttons and press Power button to select it. Reboot into the bootloader by holding the Vol Down button and pressing Power button once.Turn off your phone by pressing the Power button.

Download the OTA package from above and place it in the root directory of the external SD card.Before flashing this OTA, you need to make sure you’re running 100% stock 1.32.401.15 firmware & recovery without root.

Htc one m9 software update 3.39.531.31