How to Turn On AutoRecover in Word 2013
On the right side, ensure that a check mark appears by the item Save AutoRecover Information Every 10 Minutes. Click OK to close the window.
This will be your back-up when your computer crashes! Whew! You're safe.
Most of the time, you never notice AutoRecover. But when the computer crashes and you restart Word, you see the Document Recovery pane displayed and any files listed that you didn't save before the crash. To recover a document, point the mouse at its name. Use the menu button that’s displayed to open and recover the document.
The best way to avoid accidentally losing your stuff is to save now and save often!