When you open the Annotations view you can see who has modified blocks of code and why. Each user’s commits are highlighted with the same color.
To open the Annotations view:
Do one of the following:
Web client: open an item and select the Annotations tab.
Windows Explorer integration: right-click a file and from the Dimensions menu select View Annotations.
Desktop client: right-click a file and select View Annotations.
Scroll to a block of code that has been modified.
In the left pane place the cursor over an item revision. A tool tip displays the following information:
The item revision.
The date the modification was made.
The ID of the user who made the modification.
The ID of any related change request.
Comments added by the user when the item revision was delivered.
In the web client, to keep the tool tip in focus press F2.