You can do this from Control Panel>Folder Options then File Types Tab however ......
This doesn`t sound right. Can you provide a link to the program you downloaded and explain what you are trying to do. We need to check this file out first I think.
What is ransomware and how do I protect my PC from WannaCry?
What I learned from my mentor, Oscar-winning VFX supervisor Phil Tippett
Siri vs Google Assistant
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