Most of the users have noticed that Microsoft Office won’t open normally in their device or has stopped working after updating the OS. one of the most common reasons for this error is an outdated version of the Microsoft Office application.
Once you find this problem, you won’t be ready to work or use the Microsoft Office application on your computer. If you're facing a similar issue with Microsoft Office on your computer and you can't open it, don’t worry. you'll follow the effective procedures listed here for a fast and simple fix.
Causes of Microsoft Office Won’t Open Issue:
Below are listed most of the common causes which may be liable for the Microsoft Office won’t open a problem on your PC:

Corrupted Microsoft Office file.
An outdated version of the Microsoft Office
Install the third-party security software or firewall
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