Minimize and Restore all Windows
Do you want to minimize all the windows? Pressing Windows key + D will minimize everything running, which will save your time. It’s really a time taking task to press the minimize button for each window. If you want to restore all to minimize windows, you can use the same Windows key+ D to restore all the windows at once. Windows + M offers the same functionality, but you can’t undo the changes, so Windows + D is the more useful approach.
Close the current Windows:
Tired of moving mouse cursor all the way to that X button? Here is an easy way. Press Ctrl + W and the current window will close.
How to bring back a closed tab on your favorite Browser
You have accidentally closed a tab? No problem! Simply press Ctrl + Shift + T to reopen the most recently closed tab and get back to what you were doing (Cmd + Shift + T on macOS).
Undo any action to fix mistakes
Hope you already know the ultimate hot key Ctrl+Z and its power to undo any typing mistakes. But the new thing is it can be used to undo everywhere to fix mistakes. You can bring back the file you accidentally deleted or move by pressing Ctrl+Z. And there is also a redo key, press Ctrl+Y to redo anything you undo. So now you have the power to undo and redo everything on your computer.