Main toolbar > Redo
Edit menu > Redo
Keyboard > CTRL+A
Use the Redo button to cancel the last undo.
On the Edit menu, the name of the function to be redone is displayed.
Right-clicking the Redo button displays a list of the last actions where you can choose the level of Redo. You must select a continuous selection; you cannot skip over any items in the list.
Procedure
To redo an action:
Click Redo (or press CTRL+A).
To redo several actions:
Right-click Redo.
From the list, select the action to return to.
Click the Redo button.
To exit the list without performing an action, click the Cancel button or click somewhere outside of the list.