1. Launch Microsoft Office Outlook. Click File, click the Account Settings button and choose Account Settings from the menu. The Account Settings window opens.
2. Select the email account and then click the Change button. The Change Account window opens.
3. Uncheck the Use Cached Mode box in the Offline Settings section to prevent Outlook from synchronizing the data and storing it in the offline data file on your hard disk.
4. Click Next and then click Finish. Close the Account Settings window and restart Microsoft Outlook.
2. Select the email account and then click the Change button. The Change Account window opens.
3. Uncheck the Use Cached Mode box in the Offline Settings section to prevent Outlook from synchronizing the data and storing it in the offline data file on your hard disk.
4. Click Next and then click Finish. Close the Account Settings window and restart Microsoft Outlook.
Prevent Outlook Synchronizing Delegated Email Accounts