HTC Bootloader Unlock

HOW TO UNLOCK HTC BOOTLOADER

             FULL TUTORIALS

First you Enter Yr Phone in FASTBOOT mode by entering 

Press and Hold Volume Down and Power key simultaneously

You will see the LOCKED text and you release the key

Select FASTBOOT and press the POWER KEY

1. Open a command Prompt: Windows: Start->"cmd" Mac: Applications->Utilities->Terminal.app Linux: Terminal Type in Command Prompt: Fastboot oem get_identifier_token.

2. Step2

   You will see a long block of text. Copy and paste this text into the the token field below (in the Windows command prompt: Right Click > Mark > highlight the block of text > Right click to copy. Mac users can use cmd-option to mark and select text.). You will see one of the following two screens: Ref. 6a Ref. 6b When copying the token, start with this line:
   <<<< Identifier Token Start >>>> 
   And end with this line:
   <<<<< Identifier Token End >>>>> 
   (Note: Only copy the highlighted sections above. Do not copy the INFO or (bootloader) prefix)

3. Step4

   GOTO HTC DEV SITE

     http://www.htcdev.com

   Now create account on the site and select Model then Enter token wait Few min you get The email soon From  htc dev Site with
   a Unlock _ code.bin file. Download this attached
   file and copy it in the Fastboot folder and
   follow the steps below :
   Close the command prompt window
   and open it again as before .
   Enter the following line in the cmd :
   fastboot flash unlocktoken
   Unlock _ Code.bin
   In order to unlock HTC
   bootloader, your smartphone will boot
   now and will show you the Unlock
   Bootloader screen . Use Volume Up key
   to select YES . Hit the Power key to
   confirm the process .
   Your HTC One M8 will restart now and
   unlock its bootloader.