Microsoft hides file extensions in Windows by default even though it's a security risk that is commonly abused by phishing emails and malware distributors to trick people into opening malicious files.

One of our readers reported that all the file extensions have changed to some unknown file format. If so, it could be a virus! If a virus has changed all the files extensions to unknown applications, ...

AutoHotKey or AHK files are plain text file type that’s used by AutoHotkey, a free scripting tool for automating tasks in Windows. Whereas, EXE extension is used for executable files that can be ...