HTC One M9 can now be updated to TeamWin's latest TWRP 3.0.0 custom recovery. The TWRP 3.0.0 can now be installed to the device bringing with it some exciting features that will allow One M9 owners expand to beyond any official firmware can offer.

TeamWin has devised its new custom recovery TWRP 3.0.0 packed with a host of tweaks that include big design overhaul, source code update to Marshmallow and a few more. The developers behind the custom recovery promises a new level of user experience for One M9 owners.

Before installing TWRP 3.0.0 custom recovery, the following reminders and prerequisites have to be noted first:

1.     Unlock HTC One M9's bootloader here.

2.     Install HTC Sync with full working ADB and Fastboot tool.

3.     Do not use the ROM to other devices.

4.     Install TWRP Recovery on the phone here.

5.     Back up all necessary data here, including apps, SMS messages, contacts, call history, APN settings and more. Samsung KIES can also be used for backup.

6.     Connect the device to any PC using a USB driver. Download a driver here.

7.     Installing the any custom ROM induces risk of damaging device. Neither this site nor developers of the crDroid will be held responsible for such damage.

To begin with the installation to HTC One M9, here's a step-by-step guide:

1.     Configure ADB and Fastboot in the PC here.

2.     Connect phone to PC using the USB cable.

3.     Copy then paste downloaded ROM files to phone's memory or SD card.

4.     Download TWRP (twrp-3.0.0-2-hima.img) here and copy/paste it in the android-sdk-windows\platform-tools directory.

5.     Go to Fastboot/Bootloader mode 

6.     Type in: adb reboot bootloader

7.     Press Enter.

8.     Wait for the driver to be installed.

9.     Type in: fastboot flash recovery twrp-3.0.0-2-hima.img

10.  Press enter.

11.  Once completed, select Recovery and enter Recovery mode.

12.  Select "reboot system now" from the recovery menu

13.  Wait for TWRP to be installed.

To verify the update, to go Settings > About phone.