Last Updated: October 27, 2026
ISSUE
Some users might experience issues accessing Help and support options in classic Outlook. Help, Contact Support, Show Training, or What’s New might not open or might fail to reopen after the Help pane is closed.
Users might receive the message: “You cannot perform this action. This add-in scenario is not supported in this folder.”
STATUS: INVESTIGATING
The Outlook Team is investigating this issue. We will update this topic when we have more information.
WORKAROUND
Restart classic Outlook to temporarily restore access to the Help pane. The issue might return after the pane is closed.
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See Also
Fixes or workarounds for recent issues in classic Outlook for Windows