Thank you for your question.
For security reasons, we do not share the unlock codes on the community forum. Kindly contact your sales manager/distributor. If you don't have any contacts with our Sales managers, please contact them on our official website https://teltonika-gps.com/ and click on the "Contact Us" button. When you will click, please fill the form and submit it. Please also provide us with the lock code and IMEI of the device(s) when contacting us.
Note: as a topic, please choose "Vehicle telematics" or you can send an e-mail with the description of your situation to email@example.com
Thank you for your understanding.