Most people know they should back up all of their files in case of a computer crash, but they may not know they should also back up their installation software. You might be worried if you downloaded Microsoft Office and do not have a hard copy, or if you lost the hard copy. Fortunately, Microsoft helps you reinstall Office software after a crash without requiring you to purchase a new license. You can use the same license on a computer that crashed as long as you reinstall Office on that same computer. Writer Bio

How to Get a Copy of Microsoft Office if Your Computer Crashes - 77