Microsoft Outlook - How to Clear Cache

Summary

Details how to clear your outlook cache, which can help with performance issues with the application

Body

Overview

Clearing the cache for outlook can help with lots of issues, especially those related to how the application performs on your device.  

How to:

  1. Close Outlook
  2. In the search bar next to the Start Menu at the bottom left of Windows, type in “Run” and choose the option for the Run app that pops up.
    1. Alternatively you can go to Windows Icon -> All apps -> Windows Tools -> Run
  3. In the Run app, type in %localappdata%\Microsoft\Outlook, and look for the “RoamCache” folder in there.
    1. You can also put that folder path into File Explorer if you would rather do that instead.
  4. Highlight all of the files in the “RoamCache” folder and delete all of those files.
    1. These are just temporary files, it’s ok to delete them.  Worst case scenario, if something breaks you can just make a new profile.

 

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Details

Details

Article ID: 26845
Created
Mon 10/20/25 3:53 PM
Modified
Wed 10/29/25 9:50 AM