Three free software to extract images from PDF files. Download Some PDF Image Extract, Nitro PDF Reader or PDFMate PDF Reader covered here.

You can combine multiple PDF files into a single, easy-to-share document using simple software on your Mac computer or Windows PC. Here's how.

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.