How to Root HTC One A9 and Install TWRP Recovery

This content details how you can easily install custom recovery (TWRP) on HTC One A9, and also how to flash SuperSU file from recovery to root the smartphone.

HTC One A9 is a newly released android smartphone that runs on Android Marshmallow out of the box and powered by a Quad-core 1.5 GHz Cortex-A53 & quad-core 1.2 GHz Cortex-A53 CPU coupled with a 2/3GB RAM component alongside with a 16/32GB internal storage. Read the full Review of HTC One A9.


Assuming you’ve purchased your copy of the smartphone, it’s advisable to improve the experience of the device, and by so doing that, you’ve to install custom recovery and root the smartphone. This will enable you to explore more features on your HTC One A9 device.

Everyone know the benefits of rooting, if you’re ignorant about the benefits, with root access, you can install custom roms, tweak the dark corners of your device, reduce battery drainage on your device, improve RAM management and lot more.

In this guide, I will walk you through the process on how to easily Install TWRP Recovery and root HTC One A9 smartphone.


Before you proceed, make sure that you Enable USB debugging on your HTC One A9 smartphone. To enable this features, simply go to Settings >> About Phone >> and then scroll to build number and tap up to 7times, till you get a message saying you’re now a developer. After that, go back to settings >> developers option and enable USB debugging. Also remember to Unlock Bootloader of HTC device if it’s locked, and HTC drivers is also needed on your computer.

Full device backup is recommended. Check out the best tools for file backup.

How to Install TWRP Recovery on HTC One A9


1.       Firstly, download the TWRP Recovery image from here, and boot image file from here.

2.       After that, download ADB and Fastboot file.

3.       Now, move the image files to the ADB and fastboot folder. Also rename the TWRP Recovery image to twrp.img, and boot image to boot.img.


4.       After that, boot your HTC One A9 smartphone to fastboot or bootloader mode. Simply press and hold Volume Down + Power button together till you get to bootloader or fastboot screen.

5.       Connect your HTC One A9 smartphone to the computer via USB cable.

6.       Now, open the ABD and fastboot folder, and on a blank space in the folder, press shift + right click and select “open command prompt windows” option.


7.       After that, issue the below command and hit enter, to verify if your device is properly connected to the computer.

fastboot devices

8.       After that, issue the below commands to flash both the twrp recovery image files.

fastboot flash boot boot.img
fastboot flash recovery twrp.img

9.       The above commands would flash the TWRP Recovery is installed on your device.

Before you root, make sure you've taken Nandroid backup of your ROM, so you can easily unroot system backup, which is quite useful for OTA updates.

How to Root HTC One A9

  1. Firstly, download SU.zip & SuperSU.zip (extract the SuperSU.apk to your devic memory), and then extract su.img to the ADB folder.
  2. Now, input the below command from the folder, to push "SU.img" to your device.
adb push su.img /data/su.img

     3.  After that, reboot your device from recovery mode and install SuperSU.apk that you downloaded in step 1.

That’s it. Your device will reboot and the root process would be completed. You can verify root by using root checker. Hope this helps? If you encounter any difficulty, feel free to let me know via comment section.

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How to Root HTC One A9 and Install TWRP Recovery
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