Based on Android 4.4.4 KitKat, Barebones has been compiled using CM11 offering a great level of customization.Barebones CM11 Android 4.4.4 KitKatis one stable ROM giving you some of the best battery backup as you go by using your smartphone. Here is how to update HTC One M7 to Android 4.4.4 KitKat using the Barebones CM11 custom firmware.

Barebones CM11 Android 4.4.4 details:

rootedinit.d supportbusyboxAll CM11 settingsRemoved BloatInit.d Tweaks (Speed/Battery + forced ondemand governor and noop I/O scheduler. Also optimized oom values and ondemand governor)Build.prop Tweaks (Speed/Battery + Removed unnecessary logs and added optimization tweaks for pictures and such)Removed Apps (List of apps down below.)Removed Boot Animation + Unnecessary fonts and soundsRemoved Google Analytics via noAnalytics Remix (Just like in the AOKP ROM)Silent CameraZipalign on bootDatabase optimization on bootART & MultiBoot compatible!

Prerequisites to update HTC One M7 to Android 4.4.4 with CM11:

Backup any important data as a complete wipe will be required during the flashing process.Enable USB debugging option on your device from developer options.Ensure that ADB and Fastboot is correctly configured on your PCYour HTC One M7 should be having a recovery tool likeClockworkModor TWRP.Juice up your device to at least 60% of power.

How to update HTC One M7 to Android 4.4.4:

Required files: download the Barebones CM11 Android 4.4.4 KitKat fromhereand extract theboot.imgfile separately.

Connect your device with computer using a USB cable and copy the firmware zip file on your device' SD card root.Copy theboot.imgfile toandroid-sdk-windows\platform-toolsdirectory and then disconnect your HTC One M7 when the copy is done.Switch off your phone now and reboot into Bootloader / Fastbootmode: turn your HTC One M7 back onwhile pressing and holding theVolume Down+Powerbuttons.Once in the Fastboot mode, navigate to theandroid-sdk-windows\platform-toolsdirectory on your PC and open Command Prompt withShift+Right-click>Open Command Prompt.Type the following command:fastboot flash boot boot.imgand pressEnterfastboot reboot;pressEnter.Follow the onscreen instructions and then selectBootloader>Recovery.Once in CWM, performwiping tasks: selectwipe data/factory resetfollowed bywipe cache partitionand then finallywipe dalvik cache(fromadvanced).Return to the main screen and pressInstall zip from SD card>Choose zip from SD cardand locatethe downloaded Android 4.4.4 firmware file.Confirm the installation andRebootyour HTC One M7 when finished.

That was how toupdate HTC One M7 to Android 4.4.4 using the Barebones CM11 custom firmware.