Panic-driven keyboard shortcuts

- [Instructor] Nothing is more terrifying … than something gone awry in a computer. … A file is missing. … Document disappears. Data is gone. … Your first impulse is, well, what did I do wrong? … Well, your first impulse should be … to press the Ctrl + Z undo keyboard shortcut. … It's surprising how well this keyboard shortcut works. … This is the File Explorer, … and say I accidentally decide to delete this file. … Press the Delete key, and it's gone. … Now, to get it back right away, press Control + Z, … and the file is recovered. … Be aware that this solution works only immediately … after you delete the file. … If you perform another file action, … Control + Z undoes it instead. … Here in Excel, I'm going to delete the entire worksheet, … all its data. … To get it back, yes, Control + Z, and it's restored. … This should be well-known, but it's your first choice. … In your web browser, … accidentally closing a tab dismisses it … and removes its content. … To bring back the closed tab, …