1.Click Edit toolbar >Command History

or

1.Click Edit menu > Command History

When you open the Command-History dialog, the most recent command is at the top of the list.

To Undo the Command-History:

1.Select a command lower in the Command-History.

2.Click YES to confirm you want to undo all of the commands.

3.Wait until all of the commands are undone.

To Redo the Command History:

1.Select a command higher than the undone commands

2.Wait until all commands are redone

Warning:

If you do a new command before you Redo commands in the Command History, the new command becomes the top command in the Command-History list.

Then, you cannot redo the other commands.