Change history tab
    The 
Change history
 tab shows all changes committed to the repository for a local or shared project. Change history
 lists the description of the changes, the date and time the changes were committed, and the email address of the user who checked in the changes. A unique ID identifies the set of changes in the repository. Open the Uncommitted changes
 dialog box from the Change history
 tab to view or discard uncommitted changes.To open 
Change history
, open a local or shared project and then select File > Source control > Change history
. Provide Feedback