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Critical Update: ApplicationImpersonation RBAC Role Deprecation in Exchange Online

The_Exchange_Team's avatar
The_Exchange_Team
Icon for Microsoft rankMicrosoft
Nov 13, 2024
Update 3/13/2025: Deprecation of ApplicationImpersonation RBAC Role in Exchange Online is now complete. In our previous announcement, we detailed the upcoming deprecation of the ApplicationImperson...
Updated Mar 13, 2025
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LurkinForAnswers's avatar
LurkinForAnswers
Copper Contributor
Mar 27, 2025

hi Microsoft team, is there a particular reason why application impersonation is still running for some of our customers but also throwing a forbidden error for other customers while trying to access the user's data?

Nino_Bilic's avatar
Nino_Bilic
Icon for Microsoft rankMicrosoft
Mar 27, 2025

Hmmm... this should not be happening. Do you mind sending me a DM with details on what you are seeing? Or if you had a support ticket with details, DM me the ticket #?