Troubleshooting steps from this article is from Microsoft support. For more information, please click on this link.
Items from an Exchange account are stored in the Outlook cache. If this cache becomes corrupted, it may cause synchronization problems with the Exchange server. To solve this problem, you can empty the cache in Outlook so that Outlook 2016 for Mac can download all. To cleanly uninstall Skype of Business on Mac, follow these steps: Log on to your computer by using administrative credentials. Exit Skype For Business on Mac if it's running. Drag the Skype For Business on Mac application to the Trash. Remove existing Skype preferences if those hidden files exist.
![Cache Cache](https://kb.circuitid.com/wp-content/uploads/run-AppData.png)
Clearing the Office application's cache on a Mac
![Cache Cache](/uploads/1/3/4/7/134760906/654873499.png)
Add-ins are cached often in Office for Mac, for performance reasons. Normally, the cache is cleared by reloading the add-in. If more than one add-in exists in the same document, the process of automatically clearing the cache on reload might not be reliable.
On a Mac, you can clear the cache manually by deleting everything in the
/Users/{your_name_on_the_device}/Library/Containers/com.Microsoft.OsfWebHost/Data/
folder.To clear the cache of add-ins like Connect, please follow these instructions:
1. Open Finder
2. Navigate to Go menu
2. Navigate to Go menu
3. From the drop-down menu, select 'Go to Folder..'
Clear Skype For Business Cache On Mac
4. Type
/Users/{your_name_on_the_device}/Library/Containers/com.microsoft.Outlook/Data/
5. Select all items from Data folder and click delete.
6. Open your Trash in Mac and select 'Empty Trash' to permanently delete the data.