Thank you for posting in Microsoft Q&A forum.
1,A similar thread for your reference. You can try the solution mentioned.
Uninstall Teams on Surface Duo2
a. Update Personal Teams from Playstore
b. Restart device
c. Open Work Playstore and install Teams
2,If the issue persists, it is suggested to open an online support ticket to get more help. Here is the support link:
Thanks for your understanding and hope everything goes well with you. Have a nice day!
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