Microsoft Teams Stuck in Endless PIN Login Loop
Teams repeatedly cycles between the PIN screen and login menu without completing authentication, rendering the app completely unusable. The loop appears to be a client-side auth state bug with no clear user-actionable fix.
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Similar Problems
surfaced semanticallyMicrosoft Teams trapped in authentication loop making app completely unusable
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Microsoft Teams Sign-In Enters Infinite Loop
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Enterprise Teams users get kicked out and stuck in a loop cycling through password and two-factor prompts without ever completing sign-in. The issue persists for weeks with no self-service resolution path. Forced corporate usage amplifies the frustration, signaling demand for more reliable enterprise authentication flows.
Problem descriptions, scores, analysis, and solution blueprints may be updated as new community data becomes available.