FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Located just above the Ribbon, the Quick Access Toolbar lets you access common commands no matter which tab is selected. By default, it includes the Save, Undo, Redo, and Start From Beginning commands.

Detailed explanation-2: -To undo an action press Ctrl+Z. If you prefer your mouse, click Undo on the Quick Access Toolbar. You can press Undo (or CTRL+Z) repeatedly if you want to undo multiple steps. Note: For more information about the Quick Access Toolbar, see Customize the Quick Access Toolbar.

Detailed explanation-3: -To undo an action, press Ctrl + Z. To redo an undone action, press Ctrl + Y.

Detailed explanation-4: -If you need to repeat an action in Word, you can quickly repeat the last action by clicking the Repeat button on the Quickly Access Toolbar.

Detailed explanation-5: -To learn about the keyboard shortcuts in the new content editor, see Keyboard shortcut functions. To reverse your last action, press CTRL+Z. You can reverse more than one action. To reverse your last Undo, press CTRL+Y.