Microsoft Add-Ins are web apps and are rendered using a browser. Microsoft generally does not use your default browser. Learn how to tell which browser is used for your add-in below. We've also included instructions on clearing the cache.

Windows Users

The version used is dependent on the combination of your Operating System and Office Version.

  • Windows / non-subscription Office 2013 or later
    Internet Explorer 11
  • Windows 10 ver. < 1903 / Office 365
    Internet Explorer 11
  • Windows 10 ver. >= 1903 / Office 365 ver < 16.0.116291
    Internet Explorer 11
  • Windows 10 ver. >= 1903 / Office 365 ver >= 16.0.116291
    Microsoft Edge2, 3
  • Office on the web
    The browser in which Office is opened.

Edge

Beginning with Office 365 version 16.0.11629 and Windows 10 version 1903, Office Add-ins running on Office 365 for Windows will use Microsoft Edge.
To clear Edge cache close the CloudExtend application first and then follow the instructions here.

Internet Explorer

All lower versions of Windows and Office will use Internet Explorer (IE). To clear IE cache close the CloudExtend application first and then follow the instructions here.

Mac Users

Add-Ins on a Mac typically use Safari. If you can load the add-in click the (i) icon at the top right and then choose 'Clear Web Cache'. If you are using Office on the web the the add-in will use the browser in which Office is opened.

To clear Safari cache follow the instructions here.

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