No, this is a built-in feature of File Explorer when you download an html file. It's not a new feature either, it's been in there since at least Vista, possibly even XP.

Dropbox will keep your files safe and secure online and, at the same time, make them instantly available to view or download by anyone without the need to log in to the file owner's account. This ...

Take the hassle out of downloading files to the cloud. For a limited time, you can get a lifetime Premium Lite subscription to TransferCloud for just $79 — best pricing on the web!

HTML files remain one of the most popular attachments used in phishing attacks for the first four months of 2022, ... download files, or to even display phishing forms locally within the browser.

Here is the solution to the PDF/HTML file type being continually reassigned to Microsoft Edge browser. ... Now, toggle the switch for the Always download PDF files option to the Off position.

Learn how to Import from File, or Export to HTML Microsoft Edge browser Favorites in Windows 11/10. This lets you import favorites from other browsers too.