If that doesn't work, then you can try to reset the account.
How to clear cache outlook. On your keyboard, press the windows key (the key labeled with the windows logo) and the r key at the same time. Save any work you may be doing in it and quit the app. On your keyboard, press the windows key (the key labeled with the windows logo) and the r key at the same time.
Web in outlook, navigate to: Web if the outlook app is open on your computer, you need to close it before you can delete the cache. Outlook, like many other applications, uses a cache to temporarily store.
Web scroll down until you reach “clear browsing data” and select “choose what to clear.”. If you are seeing incomplete or incorrect data please try force close and reopen the app. Items from your account are stored in the outlook cache.
Click the send / receive tab at the top of the ribbon. On the general tab, click empty cache. In the left pane, select the account you want to reset.
You can delete the roamcache folder since. Web when your outlook performance speed slows down or you have to wait for the messages to load, it’s time for you to clear the large cache files so you can regain a fast email. This will open the run function.
Web use cached exchange mode to work with items in your microsoft 365 or microsoft exchange server mailbox even when your network connection is slow or unavailable. Web so feel free to follow all three methods of clearing cache provided down below. If this cache becomes corrupted, you may experience synchronization.