Follow these to see your pdf files in window 10:
- Double-click the PDF in your Files folder to open it.
- Choose Adobe Acrobat (or your favorite PDF viewer) from the drop-down menu. Return to the File view and right-click on the PDF if an options window does not appear or if the PDF opens in another programme. Then pick Open With from the drop-down menu and select your downloaded reader.
- Click the Open button.