How to Enter the Network Unlock Code in HTC?
1. Switch off the HTC.
2. Remove the default SIM card from the phone.
3. Insert another operator SIM card.
4. Switch On the phone.
5. When the phone will be ready, it will prompt to “Enter network unlock code”.
6. Type the unlock code which is provided by mysimunlock.net.
7. Your phone should now network free to use with all carrier SIM cards.