Troubleshooting Recently Activated Permissions in Privileged Identity Management
Why Won’t My Permission Load After Using PIM
You just activated the Exchange admin role (or any other role) via Privileged Identity Management (PIM), but the Microsoft portal still indicates that you have insufficient permissions to perform your task. Don’t panic; this blog will help you to load freshly activated permissions faster.
To read the complete blog, please visit practical365 as I wrote that blog post especially for them.