Reader DC or Acrobat DC. Here's
how to set it up: (Instructions from
Adobe.com) WINDOWS USERS
1. Right-click the PDF, choose Open With > Choose default program or another app in.
do one of the following:
(Windows 10) Select Always use this app to open .pdf files. (Windows 7 and earlier) Select Always use the selected program to open this kind of file.
(Windows 8) Select Use this app for all .pdf files.
Note:
3. Click OK.