On the File menu, click Get Info, and then click Get Information.Open the Office 2011 Identities folder.Then, Open the Microsoft User Data folder.In the Finder, click Go, and then click Home.To determine the size of the identity, follow these steps: For example, if the identity is 1 gigabyte (GB), there should be at least 3 GB of free space available on the hard disk (not including the space that is needed for virtual memory). Step 2: Determine the amount of space available on the hard diskīefore you perform any database maintenance, make sure that you have at least three times as much hard disk space available as the current size of our Outlook identity. Once you are finished, click the red close button in the upper-left corner to close the window. Click Force Quit to quit the application. Select the application in the Force Quit Application window, and then select Force Quit.If you cannot quit an application or do not know how, hold down the Command and Option keys, and then press Esc on the keyboard.

To quit an application, click the menu on the toolbar (top), and then select Quit.

How to solve something is wrong with the outlook database issue in mac

Select the Database and click on Rebuild.

Hold to long press the Option key and start Outlook 2011 application or open the Application Folder after that click on Microsoft Office 2011 Folder then Double click on Microsoft Database Utility app.

Rebuild outlook identity mac