Important: This issue is now closed with the fix indicated below. For more information on other recent issues for your application, see Fixes or workarounds for recent Office issues.
Last Updated: December 8, 2017
If you have Malwarebytes installed on your PC, you may experience crashes in Office applications, such as Word, Excel, or PowerPoint, after updating to the Windows 10 Fall Creators Update.
The crashes could occur when you insert pictures, hyperlinks, or YouTube videos in these apps, or in any other scenarios involving iertutil.dll.
To fix this issue, please download and install this update provided by Malwarebytes.