10. As per XDA here you can perform force restart by doing this. To reboot the phone without ADB, just hold down the Vol Up and power button for 9 seconds, the phone should shut down. If this doesn't power down the phone, you can try this. Lot of people has reported success in this method for most of the HTC phones. If the phone is still unable to boot to the Home screen, you may need to reset the phone to factory settings. Since the phone will not boot properly, the factory reset can only be performed using special commands outside of the device settings. See How do I perform a factory reset using hardware buttons? for details. Check out how to get access to hidden functions and secret options by using the bootloader of HTC One M9. Make sure, that your cell phone is off. Then press and hold Volume Down + Power button. Now you will be in Dowload Mode. Afterwards use the Volume keys to select option "Reboot to Bootloader", and press Power button to confirm. Soft Reset HTC One M9+ Supreme Camera. If your HTC One M9+ Supreme Camera is stuck or frozen, You can perform a soft reset operation. Check out how to force restart Android 5.0 Lollipop. As a result your HTC One M9+ Supreme Camera should reboot and start running again. Click here to find out more about soft reset operation. First method: In the next step select Settings and tap Backup & Reset. Afterwards, find and select Reset settings. In order to confirm the whole operation tap Reset. That's all. Wait to complete the operation. You may watch the whole step by step instructions right here: How to hard reset HTC One M9+. In the beginning, you have to turn off your device, holding the Power key for a little while and selecting the Power off option on your screen. Next, press and hold the Power button together with the Volume Down key and hold them until you can see the Download Mode on your screen. Nj8RBLQ. Hard reset One M9 Hard reset 10 Hard reset One How to update / change / repair Firmware in HTC One M9 by microSD card? More options for this device. Tutorials; Unlock HTC One M9 Using Android Multi-Tool. Step 1: Download the Android Multi-Tool Software. Step 2: Moreover, Install the required USB drivers for your particular smartphone model. Step 3: Connect your smartphone to a computer using original cable. Step 4: Boot your smartphone into Android boot mode. This will give you back Download Mode. From there, the choices are: If the bootloader is OK, you can boot the phone into Download Mode and try to re-flash the firmware using the official RUU .exe. [If the bootloader isn't OK, the phone may go into a reboot loop: To break the loop, hold the Power and Volume Up buttons] If you are unsure of the To download or purchase the app, tap Install (for free apps) or the price button (for paid apps). Tap Accept. Tip: Apps sometimes get updated with improvements or bug fixes. To automatically download updates, after installing the app, tap > Auto-update. To open the app, go to the Apps screen and tap the app. How to quit safe mode in HTC One M9? How to boot safe mode in HTC One M9? Here you should find the answers to all of those questions. Check out how to get access to Android 5.0 Lollipop hidden mode called Safe Mode. Begin by pressing the Power key for a few seconds. Now from the menu choose Restart. When the mobile starts rebooting hold down Start the device with an different simcard inserted (simcard from a different network than the one that works in your HTC One M9). 2. Enter network unlock code message will appear. 3. Type the unlock code provided by sim-unlock.net. 4. Phone is network unlocked. IMPORTANT If the code doesn't work a factory reset or a hard reset might be required.

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