Before this, I have provided you solution to Unlock E3131 Croatia T-Mobile Huawei 4G Modem Dongle and solution to Unlock HR VIP Croatia huawei B260a WiFi Router Gateway. Various users unlocked his modem with the help of mentioned Software and unlocking tricks. Today, I want to share the solution to Unlock Huawei E173 T-Mobile Croatia Modem. Unlocking of Huawei E173 T-Mobile Croatia Modem is also same as I had mentioned in Huawei E3131 modem. Just follow the simple guide which is provided below and withing a few seconds you will be able to use another network provider sim in your locked Huawei E173 T-Mobile Croatia Modem, after unlock.

CardLock UnLock
CardLock UnLock

How to unlock Huawei E173 T-Mobile Croatia Modem :


  1. Download Cardlock Unlock Tool and latest Huawei mobile partner from the download link which is provided at the end of the article.
  2. Now plug the Huawei E173 T-Mobile Croatia Modem to PC (make sure there should no another modem connected to PC).
  3. Now let it install all the software and drivers which is required by PC.
  4. When software of Huawei E173 T-Mobile Croatia Modem will option, just close it. (If internet is connected then disconnected then close the software of T-Mobile).
  5. Now run the download Huawei E173 T-Mobile Croatia Modem unlocking software.
  6. Now detect your modem under the unlocking software.
  7. When unlocking software will show your modem IMEI , means it is detected by the unlocking software.
  8. Now put 8 digit correct unlock code and your Huawei E173 T-Mobile Croatia Modem will be unlocked forever.
  9. Now run the latest Huawei Mobile Partner software and update your modem.
  10. Now change the sim and create the profile as per the network provider sim.
  11. Connect to internet.


You can find out various countries network  provider firmware udpate from this link. Only update the firmware, if you are facing error in mobile or you know what you are doing.


Download Cardlock Unlock Tool (Huawei E173 T-Mobile Croatia Modem Unlocker Software)

Download latest Huawei Mobile Partner