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

Upgrade ROM HTC One (M8) (Cricket). Today's guidebelajar will display you the way to Upgrade ROM / Firmware on Android HTC One (M8) Smartphone. Upgrading your android gadget will increase phone overall performance, patch any safety hollow, growth battery overall performance, and plenty greater. If you now have HTC One (M8) you could following this guide to improve your device. HTC One (M8) tool Available released on 2014, March, this tool is the smartphone with 5,zero Inchi huge Super LCD3 capacitive touchscreen, 16M colorings, paintings on Android OS, v4.4.2 (KitKat), upgradable to v6.Zero (Marshmallow) and supported with Quad-middle 2.3 GHz (US/EMEA)/ 2.5 GHz (Asia, China) Krait four hundred CPU, GPU Adreno 330, blended with 2 GB of RAM and 4 MP on principal camera, and 5 MP on secondary digital camera.

On this manual now not to be had for Verizon Wireless Devices. However, choose Verizon Wireless gadgets can be updated the use of the HTC Sync Manager software program. So you should download HTC Sync Manager software Here.

//www.Htc.Com/us/software/htc-sync-supervisor/

Prerequisite.

1. D0wnload HTC One (M8) ROM.

//dl3.Htc.Com/utility/RUU_M8_UL_L50_SENSE60_ATT_MR_Cingular_US_4.28.502.2_Radio_4.0.U605611%4050319A_40.Forty five.C33065.00_F_release_446225_signed_2.Exe

2. ROM Versions.

4.28.502.2

Whats new on this ROM.

On this ROM gives the following key improvements:

• Stagefright patch
• ROM size 1,5 GB

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

1. Make certain your device is HTC One (M8).
2. Make certain you have full battery fee or at least you've got eighty% of battery capability.
3. Make positive your HTC One (M8) device is connected to AT&T 4G/LTE or a stable Wi-Fi network
4. Make certain to affirm that this software program upgrade to 4.28.502.2 is a newer version than what is currently loaded on your HTC One (M8) device.
5. If your software model is the same with this version, just cancel to continue this manual.
6. To take a look at your software model you can visit ;
• All apps > Settings > About and discover the Software facts.
7. Then, in case your software version is less then 4.28.502.2 you have to proceed with this upgrade.
8. Installation.
• On-Line Installation.
• When your HTC One (M8) tool is going On-Line, you can download and set up the update from the tool.
• Go to domestic display then faucet All apps,
• Then faucet Settings
• Tap AT&T software update.
• Then faucet Check for updates.
• Now, tap Continue to download the update.
• If downloading the replace using the mobile facts community (not linked to Wi-Fi), you'll be brought about with a data charge warning message. If that is suitable, faucet YES to start the improve method.
• The popularity of the down load may be checked inside the Notifications pull down.
• Once the download is complete, the person may be brought about to put in from the Notifications pull down. Tap the System replace to begin the improve system.
• Tap OK to start the replace procedure to software program version 4.28.502.2
• Now your HTC One (M8) tool will reboot and begin the installation.
• The procedure will take about 10 minutes.
• Once the device replace is whole, faucet OK to continue.
• Attention: During the improve method, your HTC One (M8) device will reboot more than one times. (this is normal) and the software program improve will display on the display. So, Don't do this in your tool;
• Remove charger.
• Switch off the tool by press strength button for a long term.
• If you did it, your device may harm.
• Manual system replace.
• Use this technique to improve the HTC One (M8) device will delete all records and statistics saved on this device. Make positive you backup all information earlier than intending this assignment.
• Use this method if you are out of doors of AT&T/Wi-Fi coverage or the replace isn't determined for your HTC One (M8) device.
• Download and keep the HTC One™ ROM replace on your PC.
• Then, Connect your HTC One (M8) device to your PC thru the authentic USB cable.
• If the tool is not diagnosed with the aid of the PC, ensure you have HTC Sync Manager installed after which disconnect and reconnect the device from the USB cable.
• Once the HTC One (M8) device is nicely identified at the PC, locate the HTC One™ ROM Update which you downloaded. Double-click on at the file to release the system replace wizard.
• Follow all the gadget update wizard commands shown on your PC.
• Once the update is entire, click Finish inside the Wizard and the tool will reboot.
• Once the HTC One (M8) tool reboots, the preliminary setup wizard will seem.
• After the preliminary setup manner is complete, open Play Store and faucet the Menu icon, then pick My apps and make sure all hooked up apps are up to date.
• After preliminary setup and updating all apps, the device is ready to be used.

Troubleshooting.

If the ROM update procedure fails to recognize the HTC One (M8) device, close the wizard after which follow this step under;

1. From powered Off country tool, Press and hold Volume Down + Power Button to get entry to down load mode.
2. Then, connect the HTC One (M8) tool to the PC at the same time as in this kingdom and try the ROM replace once more.
3. Once the improve technique completed, you can go out from download mode via the usage of extent keys to navigate to reboot and press the Power button to verify it.
4. Finish.