Azure DevOps Server 2020 – Missing Organisation Settings

We are using Azure DevOps Server 2020, last year we migrated this from TFS 2018. After upgrade no one is able to see Organisation Settings option.
I am part of TFS administrator and TFS power users.

Any way to revert it back. We are upgrading this to 2022. The issue is same on our preprd environment where I upgraded to 2022.

I can only see collections settings

enter image description here

Tried restarting collection and checked all groups I am already part of Project Admin

Read more here: Source link