We have prepared this guide to help you clear all the unwanted files stored in the Outlook cache that prevent the application from running at its full potential. This guide won’t delete any of your emails; these temporary files are meant to be removed. Feel free to follow all three methods of clearing cache provided below.
1. Delete the RoamCache folder.
You can delete the RoamCache folder, as Outlook is known to create new cache files each time you open the application. Below are the instructions to guide you in deleting the Outlook RoamCache folder:
2. Clear the auto-complete cache.
The Auto-Complete cache is a list that contains all the SMTP addresses and LegacyExchangeDN entries. This list saves the names of the accounts to which you have sent an email. In some cases, this data is unnecessary and needs to be deleted for a boost in Outlook’s performance. You can delete this cache list by following the instructions given below:
3. Delete the cache using Windows PowerShell.
You can also use a PowerShell script to completely remove the Outlook cache from your Windows computer. Follow these steps: These three methods should delete your Outlook cache, and while you’re at it, feel free to delete your Windows temporary cache files as well.
