caa50024
Easy Fix
Microsoft Teams · Collaboration & Meetings
Teams sign-in challenge failed during account validation.
Quick Answer
Error code CAA50024 on your Microsoft Teams Collaboration & Meetings means: Teams sign-in challenge failed during account validation.. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Verify credentials and retry.
2
Set automatic date/time.
3
Complete MFA in browser when prompted.
4
Clear Teams cache and relaunch.
5
Check account status with admin if locked.
Pro Tip
This is a common issue that most users can resolve without specialized tools. Try the first step before moving on to more complex solutions.
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