You must be S-OFF
Reason:
1. It will set up Super CID on your device allowing you to flash any carriers rom (not just T-Mobile). Giving you more freedom with your choice of software. The software still needs to be device specific to the Sensation for compatibility reasons.
Download this File:
http://www.multiupload.com/PC63866B1D
Mount Sdcard to PC
Place File on the Root of the /sdcard
example: /sdcard/mmcblk0p16
Unmount Scard From PC
Backup your current CID incase with this Command:
Reason:
1. It will set up Super CID on your device allowing you to flash any carriers rom (not just T-Mobile). Giving you more freedom with your choice of software. The software still needs to be device specific to the Sensation for compatibility reasons.
Download this File:
http://www.multiupload.com/PC63866B1D
Mount Sdcard to PC
Place File on the Root of the /sdcard
example: /sdcard/mmcblk0p16
Unmount Scard From PC
Backup your current CID incase with this Command:
Now to Super CID your Phone:dd if=/dev/block/mmcblk0p16 of=/mnt/sdcard/mmcblk0p16_backup
All Donedd if=/mnt/sdcard/mmcblk0p16 of=/dev/block/mmcblk0p16