Troubleshooting steps from this article is from Microsoft support. For more information, please click on this link.
Clearing the Office application's cache on a Mac
Add-ins are cached often in Office for Mac, for performance reasons. Normally, the cache is cleared by reloading the add-in. If more than one add-in exists in the same document, the process of automatically clearing the cache on reload might not be reliable.
On a Mac, you can clear the cache manually by deleting everything in the
To clear the cache of add-ins like Connect, please follow these instructions:
1. Open Finder
2. Navigate to Go menu
3. From the drop-down menu, select "Go to Folder.."
5. Select all items from Data folder and click delete.
6. Open your Trash in Mac and select "Empty Trash" to permanently delete the data.