To view the details of a release request, go to Releases and click the release request from the list.
To add the release UAT-related details, click UAT from the sidebar.
The Testing stage has 5 tabs, namely Details, Tasks, Notes, Approvals (if configured in the associated workflow), and Status Comments.
Under Details, you can add scheduled start and end dates for UAT of the release. After UAT, you can add the actual start and end dates. In the Description field, you can provide a short description, specify stakeholders involved, append the beta build link (if any), and more. After UAT, you can attach separate files for test cases and issues.