The PDF of the tax return can be opened, viewed and printed by any compatible PDF viewer installed on your computer, such as Adobe Reader.

Adobe Reader is free application.  Go to this Adobe website for the latest release of Adobe Reader - https://get.adobe.com/reader/

Yes, this is a revenue stream from Inuit. If you created your return using TurboTax and didn't print a PDF, then if you no longer have TurboTax they will extort you to buy a new version and if it's from many years ago that cost can be SIGNIFICANTLY higher. Even if you cry to them you they will not care, at that point they know they have you