Computer Keyboard Shortcut Keys| How To Became Keyboard Master Sometimes our computer mouse is not working, so we should know how to use Keyboard shortcuts keys. So you can do all your important tasks on a computer without using a mouse. These keyboards shortcuts are very effective and fast ways to use any program on a computer. 1. Backspace key - If you want to delete what you just write. 2. Delete key - If you want to delete front words then you can use Delete key. If your Backspace key is not working you can use Delete key. Like this sentence if "I want to delete pizza" by Delete key, I will just put the cursor just after eating then press Delete key. I want to eat pizza. 3. Alt and Tab key - Alt+Tab If you press Alt +Tab key = If want to go another window then use this one. Like if you are working in MS word and want to go google that you already open then just press Alt and tab key together. >4. Shut down the computer by keyword = Press Alt a...