The latest Windows 11 preview update (KB5077241) is here, bringing a built-in internet speed test, new emojis, and key performance fixes. See what's new.

Few things test a person’s patience quite like a buffering video or a painfully slow download. Whether it’s working from home, streaming a film, or joining an important video call, fast and reliable ...

Close Teams completely (right-click taskbar icon → Quit). Restart your device. Reopen Teams and sign in.