Mobile Device Unlock: Samsung Highlight T749

Learn how to use the Mobile Device Unlock code of the Samsung Highlight T749.




SIM unlock phone


The Mobile Device Unlock code allows the device to use a SIM card from another wireless carrier. This may be necessary when traveling internationally. To enter the Mobile Device Unlock code, follow these steps:


Important: Stop if you receive an error message. The device may lock permanently if you enter the incorrect code multiple times.


  1. See if your phone is eligible to unlock: Mobile Wireless Device Unlocking.
  2. Contact Customer Care to request the Mobile Device Unlock code for your phone.
  3. Insert a Non-T-Mobile SIM & turn the phone on.
  4. On the phone keypad, enter #7465625*638*Unlock Code#.
  5. "Network Lock Deactivated" will display.