Microsoft told Windows Latest that it disabled the File Explorer Preview pane in Windows 11 25H2 and 24H2 for internet files.

Windows File Explorer offers a preview pane where, when a file is selected, a preview of the file content is displayed for some of the files. Text, PDF, and Images are some of them that support this.

File Explorer will now automatically disable the preview feature for files downloaded form the internet. Read complete ...

Windows File Explorer previews can expose NTLM password hashes, putting your security at risk. Here’s what you should know to stay protected.

To help plug up a hash leakage vulnerability, Windows is making it a little harder to peek at files you just grabbed from the web.