How to Redo a Shortcut in MS Word

Redo and Undo Actions in Word
1. Click on the 'Control Key plus the Letter Y' to redo an action you just did by using a keyboard shortcut. You can also redo an action by using the mouse and the Quick Access Redo button.
2. Use your mouse to click on the 'Quick Access Redo Button' is located at the very top of the Ribbon in the Quick Access Toolbar. The Quick Access Toolbar is between the Microsoft Office button and your document title. The Redo Button is the counter-clockwise arrow at the end of the bar. If you move your mouse over the button, a pop-up window should read 'Repeat Typing.'
3. Press the 'Control Key plus the Letter Z' to undo typing or actions if you have made a mistake. There is also an Undo button on the Quick Access Toolbar. It is next to the Redo button and looks like a backward pointing arrow. There is a drop-down arrow on the Undo button. Click on the Undo drop-down menu to see your last changes and you can scroll back and undo them.