HTC Vision is a quad-band phone and can be unlocked to work on almost GSM network. To unlock the HTC Vision you’ll need an unlock code in order to remove the cell phone’s SIM lock. If you’ve picked up the T-Mobile HTC Vision, it came with a SIM lock that prevents the device from working with another “unaccepted” carrier and only work on the T-Mobile Wireless network. If you remove the SIM lock on your HTC Vision, because it is a quad-band GSM phone, you are free to use it on almost any GSM mobile network.
To unlock your phone for free, contact the carrier the device is locked to, like T-Mobile, AT&T, etc. If the carrier won’t provide you a free unlock code we have linked to a couple of the best online sources for unlock codes throughout this article. After you obtain your Blackberry Bold 9700 unlock code you can use the following free unlock code instructions:
How To Unlock HTC Vision
1. Power on with incorrect sim, enter unlock code when prompted
2. Enter code using onscreen keyboard when unlocking a Pocket PC Phones
How To Get An Unlock Code
Getting a free code from your carrier doesn’t always work. If you’re having difficulty getting your unlock code from T-Mobile or any other carrier for the HTC Vision we recommend GSMUnlockLabs.com or UnlockCellPhoneCode.com for all your cell phone unlocking needs.
Note: Instructions on this page (and site) are not guaranteed to work with every model. If you enter the wrong unlock code too many times you could enable a security lock on your SIM card.