The Microsoft Edge browser is the default app for PDF files on Windows PCs. However, you can easily change your default PDF viewer to Adobe’s Acrobat Reader DC for files saved to your Windows PC.

The default PDF viewer on Mac computers is Preview – but you can easily switch it with a few clicks. If you prefer to use an alternative viewer – such as Adobe Acrobat Reader – you can easily reassign ...

Mozilla's latest version of Firefox conveniently includes a built-in PDF viewer. If you prefer your own PDF viewer, here's how to change it.

Why are PDFs opening in Chrome? Many of us have likely wondered about this at some point: opening a PDF file only to find it opening in the default browser instead of the intended PDF reader ...

To change the default PDF viewer in Windows 10 , you'll need to head to the Control Panel, which is where most system-wide settings are stored.