Change default program in Windows 10
Keywords: default app
Aliases:
Open the start menu by tapping the Windows key or clicking the Windows Start icon.
Then click the settings gear:

That will bring up the settings app. Select Apps.

Then click on Default Apps

Scroll down until you can select "Set defaults by App"

In the new window, scroll down until you find the app you want to use. In this case, we are going to make .pdf files open in Chrome, so I select Google Chrome

Click Manage
In the next window, all the extensions that Chrome is registered to handle are listed. Some extensions may be handled by other programs.
Simply change the program on the right to match what you want to use.
