#Sign-in

3 guides

Diagram showing the Microsoft Teams cache folders on Windows for new Teams and classic Teams being cleared after the app is fully closed

How to Clear the Microsoft Teams Cache on Windows

Clear the Microsoft Teams cache on Windows for both new Teams and classic Teams. Find the exact cache paths, quit the right process, and fix stuck loads and sign-in loops.

MCSA Guru Team Sep 3, 2026 7 min read

Diagnostic path for Teams repeatedly prompting for sign-in: cache, Credential Manager, modern auth, and Conditional Access leading to a stable session

Microsoft Teams

How to Fix Teams Keeps Asking You to Sign In

Teams keeps asking you to sign in? Fix it by clearing the cache, removing stale Credential Manager entries, checking modern auth, Conditional Access, and reinstalling.

MCSA Guru Team Aug 31, 2026 8 min read

Windows 11 lock screen showing a 'Your PIN is no longer available' message with a link to set up a PIN again

Windows 10 & 11

How to Fix Windows 11 PIN Not Working

Windows 11 won't accept your PIN or says 'Your PIN is no longer available'? Sign in with your password, reset the PIN, and rebuild the Ngc folder when Hello breaks.

MCSA Guru Team Aug 25, 2026 7 min read