Evan asked me about thumbs.db files. “Every time I find one on the network, they become an issue to delete as they read as system files.” Windows will occasionally create a thumbs.db file for a given ...

A file extension is a suffix that is added to the end of a file name after a dot. It is usually two to four letters long. File extensions help Windows and other operating systems to know the standard ...

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.