

To remove all sideloaded add-ins from Excel, Word, and PowerPoint, delete the contents of the following folder.

Manually clear the cache in Excel, Word, and PowerPoint The manual method for Excel, Word, and PowerPoint is different from Outlook. Select the checkbox Next time Office starts, clear all previously-started web add-ins cache.From the ribbon of any Office host except Outlook, navigate to File > Options > Trust Center > Trust Center Settings > Trusted Add-in Catalogs.The automatic method is not supported for Outlook. If your Office on Windows version is 2108 or later, the following steps configure the Office cache to be cleared the next time Office is reopened. This method is recommended for add-in development computers. The methods are described in the following subsections.

There are three ways to clear the Office cache on a Windows computer: automatically, manually, and using the Microsoft Edge developer tools. To remove a sideloaded add-in from Excel, OneNote, PowerPoint, or Word on the web, see Sideload Office Add-ins in Office on the web for testing: Remove a sideloaded add-in. Doing so allows Office to render the add-in as it's described by the updated manifest. To remove an add-in that you've previously sideloaded on Windows, Mac, or iOS, you need to clear the Office cache on your computer.Īdditionally, if you make changes to your add-in's manifest (for example, update file names of icons or text of add-in commands), you should clear the Office cache and then re-sideload the add-in using an updated manifest.
