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Some users repeatedly prompted for MFA
All our devices are Intune joined. MFA turned on with a conditional access policy: Grant Access to: Require multifactor authentication; Session only configured Sign in frequency: x days. When m...
I notice user would be required to MFA if their device is not "trusted", such like not meet compliance requirements. Push through all updates on the problem device helps.
Troubleshooting step took:
I excluded affected users from the "MFA conditional policy". This morning these users signed in without promoted for MFA anymore. Therefore, the policy affect the behaviour is the "MFA conditional policy". Any other MFA related policy wouldn't trigger MFA at all or MFA repeatedly.
In this "MFA conditional policy", we apply to all cloud apps, any devices without exclusions.
Seems to me the issue could be devices related. May be some devices are "not compliant" and "not managed"?
