How to Unroot the EVO 3D (MA)

Most people root their devices to customize the settings, apply twks and installcustomROMs. There are hundreds of custom ROMs available for the devices and if you have rooted your device, you must have tried at lst onecustomROMon it. Sometimes, when you brick your device doing such things, you need to take your device to the company shop. First you have to unroot your device to reinstate the warranty and only then you can have your device repaired at the shop. Here’s how you can unroot theEVO3D (MA) smartphone.By EditAndroidI. Before You Begin:1. You should have rooted your device using the procedure givenhere.2. You must have a custom recovery on your device. If you have rooted your device using our guide, you alrdy have a custom recovery.II. Downloading Required Files:1.MA RUU2.FastbootIII. Unrooting the EVO 3D (MA):1. Download and place both the files onto your Desktop.2. Extract files from the Fastboot archive to your Desktop. Make sure you havdb.exndfastboot.exeon your Desktop.3. Rename theMARUU file you just downloaded toPG86IMG.zip.4. Connect your smartphone to the PC using theUSBcable.5. Transfer the MA RUU file to the root folder of your smartphone’sSDcardstorage.6. Open a Command Prompt Window on the Desktop of your PC. Press and hold theShift on yourboardand right-click on any empty ar on the screen and chooseOpen command window here.7. Issue the following command using the Command Prompt Window:adb reboot recovery8. Your device should reboot into the recovery mode.9. Using the options given in the Recovery menu, wipe Dalvik,cache, data, system and factory reset.10. Reboot your device.11. Now, issue the following command using the same Command Prompt Window:adb rebootbootloader12. Your smartphone should automatically detect the RUU file and ask you if you want to flash it. Hit theYesoption.13. After the file has been flashed on your device, choose theFastbootmode from the bootloader menu.14. Type in the following command into the Command Prompt Window:fastboot oem lock15. It should relock the bootloader of your device. Enter the following command to reboot your device.fastboot reboot16. You are good to go !Your smartphone has been successfully unrooted and the bootloader is also relocked.