Windows 11/10 almost forces users to use Microsoft Edge as the default application for everything, from browsing the internet to opening PDF files.

You can allow or block Microsoft Edge from opening PDF files externally by changing some settings using Registry Editor or Group Policy Editor in Windows 11/10.

Open-source might not be the first thing you think of with Windows, but these free tools can seriously boost your productivity.

Microsoft has released an optional out-of-band update for all supported Windows 10 versions to address an issue preventing customers from opening PDF documents using some applications.

If you keep Chrome up-to-date without changing any settings, any PDF you download may open within the web browser by default.

I am not sure why but people treat PDF differently than image files so I don't think there are very many that work for quickly viewing PDF *and* image files but you can certainly use something ...