Can't Sing-in to Teams from a Certain Device

Mitsos132005 Oh, I see! Since you've already reached out to Microsoft Support, that's a great step towards finding a solution. It's good to involve the experts who have specific knowledge and resources to address these technical issues. Now, it's a matter of waiting for their response. They will review your case, take into account the details you provided, and work on providing you with the best possible solution. In the meantime, try to stay patient and keep an eye on your email or notifications for their reply. Microsoft Support is known for their expertise, so I'm optimistic that they will be able to assist you and get your Teams  login issue resolved soon. Best of luck, and I hope you'll be back to using Teams smoothly in no time!