Default Web Browser:

To set the default web browser for Windows 11, perform the following:

1. Click the search icon on the bottom of the screen.

2. Type in Default Apps and select the Best Match

3. From the list of applications select the browser you want. For these instructions I am using google Chrome.

4. At the top of the screen click on Set default. 

5. A check mark should appear and you are now all set.

Use Adobe Acrobat for .pdf files:

1. Click the search icon on the bottom of the screen.

2. Type in Default Apps and select the Best Match

3. From the list of applications select Adobe Acrobat DC.

4. Search the screen for the .pdf and click it.

5.  From the menu select Adobe Acrobat DC and click ok.

6. You are all set.