Fixed: PDF Preview Handler `This file cannot be previewed` Error

Recently, many users have reported a PDF Preview Handler error in Outlook. If you too have encountered such a situation, you have come to the right place. Undoubtedly, the error in Outlook PDF Preview Handler is quite unpleasant. But we have some good news for you. Several common workarounds can help you fix this error. So, take the time to read the following guide and learn all the plausible methods to fix Outlook PDF Receive Handler errors.

What causes the “This file cannot be previewed” error message in PDF Preview Handler?

Enabling Internet Autodetection: There is a setting called “Internet Autodetection” which, if enabled, can cause this PDF Preview Handler error. Many users have reported that they can solve the problem by disabling autodetection in their local network settings. read more