One of the first custom firmwares tweaked for the latest HTC One flagship is up for flashing! Here is the brilliant CM11 M9 custom ROM based on the latest Android 4.4.4 KitKat. Packed with an amazing list of features, you shouldupdate HTC One M8 to Android 4.4.4 CM11 M9 if you are a fan of stock experience.

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CM11 M9 Android 4.4.4 firmware details:

Themes support for additional UI elementsHeads Up Notifications – Bug FixesLockscreen – Allow doubletap to sleep when using secure keyguardTorch – Improve performanceSafe Headset Volume – prompt when interfering with 3rd party device (Jawbone, Square, etc)Center clock supportQuick Settings – respect locale changes on additional tilesProximity Wake-Up supportSpam notification filtering – Set notifications to auto-ignore based on contentSettings Search – Additional improvements and highlightingData Usage Info – Add support for CDMA devices without sim cardsBluetooth – Add additional A2DP profilesBluetooth – Disable AVRCP 1.5 by default (fixes various car unit compatibility)Email – Fix saving attachments to storage for POP3 accountsTranslationsAccount for Play Services induced wake-locksFix encryption on some LG DevicesDialer – add support for Korean and Chinese to smart-dialer

Prerequisites to update HTC One M8 to Android 4.4.4 CM11 M9 custom ROM:

Backup any important datafrom your HTC One M8 as a complete wipe will be required during the flashing process.Install USB drivers for your HTC device. Check out this link.Enable USB debugging option on your device:Settings>DevelopmentOptions>USB debugging.Ensure that your HTC One M8's bootloader is unlocked and that you have a recovery tool like TWRP or CWM.Your device must be charged to at least 80% of power.

How to update HTC One M8 to Android 4.4.4 CM11 M9:

Required files: download CM11 M9Android 4.4.4 KitKat custom firmware for HTC One M8 fromhereand extract the boot.img file. Also download the GApps package for your device.

Here are the steps to help youupdate HTC One M8 to Android 4.4.4 basedCM11 M9 KitKatcustom firmware:

Connect your HTC Oneto your computer using a USB cable and copy the ROM and GApps zip filesto your phone’s SD card root folder.Copy / paste the boot.img file to the Android-sdk-windows\platform-toolsdirectory.Disconnect theUSBcord andpower off your HTC device.Boot your device in the Bootloader mode by pressing and holding theVolume DownandPowerkeys.Once in the Fastboot mode, navigate toandroid-sdk-windows\platform-toolsdirectory on your computer and open command prompt withShift + Right-clickcombo and click on theOpen Command Prompt.Type the following string into the window:fastboot flash boot boot.imgand press Enter.Fastboot reboot-press Enter again.Follow the onscreen instructions and selectBootloader> go toRecovery.Once in recovery, perform wipe data task: from CWM recovery menu, selectwipe data / factory resetand confirm the process.Also performwipe cache partitionfollowed bywipe dalvik cache(from Advanced).From recovery main menu, selectinstall zip from sdcardfollowed bychoose zip from sdcard.Locate the CM11 M9Android 4.4.4 custom firmware file and confirm the flashing process.Once the ROM is flashed successfully, repeat the above step but select GApps package this time.Return back to main recovery menu and reboot your HTC One M8 into the new custom ROM. First boot takes a good 5 minutes so please be patient.

Congrats! You have successfully installed the brilliant CyanogenMod11 M9 custom firmware on your HTC One M8 flagship smartphone.