Outlook - Disabling download shared folders
This article explains how to disable the download of shared folders in Outlook to reduce storage usage and enhance performance.
Instructions
Open Account Settings
Launch the Outlook desktop app.
Click on File in the top-left corner.
Select Account Settings, then click Account Settings again.
Access Advanced Settings
In the Account Settings window, select your email account.
Click Change to open the account settings.
In the Change Account window, click More Settings in the bottom-left corner.
Disable download of shared folders
In the Microsoft Exchange window, navigate to the Advanced tab.
Under Cached Exchange Mode Settings, uncheck Download shared folders.
Save Changes and Restart Outlook
Click OK to close the Microsoft Exchange window.
Click Next, then Finish to apply the changes.
Close the Account Settings window.
Restart Outlook to ensure the settings take effect.