Unable to sign into Office - Service Principal for Resource is Disabled
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Created by: Joe Anderson
Modified on: Mon, 12 May, 2025 at 9:21 AM
https://www.reddit.com/r/sysadmin/comments/1khq2ol/outlook_exchange_online_service_principal_disabled/?rdt=54500
https://learn.microsoft.com/en-us/answers/questions/1187462/the-service-principal-for-resource-is-disabled-tok
These 2 showed me where to go to find and re-enable the Microsoft information protection thing, and that resolved it.

Joe is the author of this solution article.
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