How To Change Your Default PDF Viewer in Windows 10

Windows 10 loves to change the default PDF viewer back to Microsoft Edge, which is why your familiar red or purple PDF icons change to the blue E every now and then. Here's how to change your PDF viewer back to your favorite program.

1. Find and right click a PDF file
2. Select Open With
3. Click on Choose another app
   
4. Select the PDF application you want to use. Here are some examples
   • Foxit PhantomPDF - A PDF editor, used for viewing and editing PDFs
   • Foxit Reader - A simple PDF reader, like Abobe Reader
   • Adobe Reader - A common PDF reader
5. Check the Always use this app to open .pdf files option
   
   
6. Click OK