Guide How to Upgrade ROM / Firmware on Android HTC One M8 AT&T/Cricket Terbaru 2019

Guide - How to Upgrade ROM / Firmware on Android HTC One (M8) (AT&T/Cricket).

Upgrade ROM HTC One (M8) (Cricket). Today's guidebelajar will show you a way to Upgrade ROM / Firmware on Android HTC One (M8) Smartphone. Upgrading your android device will growth phone overall performance, patch any security hole, boom battery overall performance, and lots greater. If you now have HTC One (M8) you can following this manual to improve your tool. HTC One (M8) device Available launched on 2014, March, this device is the smartphone with 5,0 Inchi extensive Super LCD3 capacitive touchscreen, 16M shades, paintings on Android OS, v4.4.2 (KitKat), upgradable to v6.0 (Marshmallow) and supported with Quad-core 2.3 GHz (US/EMEA)/ 2.5 GHz (Asia, China) Krait 400 CPU, GPU Adreno 330, combined with 2 GB of RAM and four MP on important camera, and 5 MP on secondary digicam.
On this manual not to be had for Verizon Wireless Devices. However, pick out Verizon Wireless devices can be up to date the usage of the HTC Sync Manager software. So you need to down load HTC Sync Manager software Here.

//www.htc.com/us/software/htc-sync-manager/

Prerequisite.

1. D0wnload HTC One (M8) ROM.

//dl3.htc.com/application/RUU_M8_UL_L50_SENSE60_ATT_MR_Cingular_US_4.28.502.2_Radio_4.0.U605611p.C4050319A_40.45.C33065.00_F_release_446225_signed_2.exe

ROM  Versions.

4.28.502.2

Whats new on this ROM.

On this ROM offers the following key improvements:

• Stagefright patch
• ROM length 1,5 GB

Guide to Upgrade ROM / Firmware on Android HTC One (M8).

1. Make positive your device is HTC One (M8).
2. Make certain you've got complete battery price or at the least you have 80% of battery capability.
3. Make positive your HTC One (M8) device is attached to AT&T 4G/LTE or a stable Wi-Fi network
4. Make positive to confirm that this software upgrade to 4.28.502.2 is a more recent model than what is currently loaded to your HTC One (M8) device.
5. If your software version is the identical with this version, simply cancel to continue this guide.
6. To take a look at your software model you may go to ;

• All apps > Settings > About and locate the Software information.

Then, in case your software program model is much less then4.28.502.2 you should proceed with this improve.installation.

• On-Line Installation.
  • When your HTC One (M8) device is going On-Line, you may down load and deploy the replace from the tool.
  • Go to home display screen then tap All apps, 
  • Then faucet Settings
  • Tap AT&T software replace.
  • Then faucet Check for updates.
  • Now, faucet Continue to download the update.
  • If downloading the update using the mobile records network (no longer related to Wi-Fi), you will be triggered with a information rate caution message. If this is applicable, tap YES to begin the upgrade process.
  • The status of the down load may be checked inside the Notifications pull down.
  • Once the download is complete, the user will be prompted to put in from the Notifications pull down. Tap the System replace to start the upgrade system.
  • Tap OK to begin the replace system to software version 4.28.502.2
  • Now your HTC One (M8) device will reboot and begin the set up. 
  • The process will take about 10 minutes.
  • Once the device replace is complete, tap OK to continue. 
  • Attention: During the improve method, your HTC One (M8) device will reboot multiple times. (that is regular) and the software program improve will show at the display screen. So, Don't do this on your device;
    • Remove charger.
    • Switch off the tool via press energy button for a long time.
    • If you probably did it, your device might damage.
• Manual system update.
  • Use this method to upgrade the HTC One (M8) device will delete all statistics and records saved in this tool. Make certain you backup all data before proceeding this venture.
  • Use this method if you are outdoor of AT&T/Wi-Fi coverage or the update isn't always observed to your HTC One (M8) device.
  • Download and keep the HTC One™ ROM update in your PC.
  • Then, Connect your  HTC One (M8) device on your PC through the unique USB cable.
  • If the tool isn't diagnosed by way of the PC, make certain you've got HTC Sync Manager installed after which disconnect and reconnect the tool from the USB cable.
  • Once the HTC One (M8) device is properly diagnosed at the PC, locate the HTC One™ ROM Update which you downloaded. Double-click on the file to launch the device update wizard.
  • Follow all the system replace wizard instructions proven in your PC.
  • Once the replace is entire, click Finish in the Wizard and the device will reboot.
  • Once the HTC One (M8) device reboots, the preliminary setup wizard will appear.
  • After the preliminary setup method is complete, open Play Store and tap the Menu icon, then choose My apps and make certain all installed apps are up to date.
  • After preliminary setup and updating all apps, the device is ready to be used.

Troubleshooting.

If the ROM replace process fails to understand the HTC One (M8) device, close the wizard and then observe this step under;

1. From powered Off nation tool, Press and preserve Volume Down + Power Button to get entry to down load mode.
2. Then, join the HTC One (M8) device to the PC while in this kingdom and try the ROM update again.
3. Once the upgrade process finished, you may exit from down load mode by means of the usage of volume keys to navigate to reboot and press the Power button to affirm it.
4. Finish.