Forum Discussion
pavanmaverick
May 30, 2026Copper Contributor
Cannot install addins
I am a Microsoft 365 Personal user. When I try to add the Claude for Excel Addin (for the Desktop version of Excel), I get an error: "Error loading add-ins. One or more add-ins failed to load. See yo...
Kidd_Ip
Jun 01, 2026MVP
Take this, please try sign out as a workaround at the moment: https://learn.microsoft.com/en-us/answers/questions/5906782/how-to-fix-office-add-ins-access-denied-to-catalog