1. You can also right-click the PDF file to open it if it doesn't open. Then choose 'Open with' from the context menu that appears. There will be a list of programs that can open the file.
2. Click 'Open' in the lower right corner of Adobe Reader. You should be able to examine the contents of the PDF and even print it after it has opened. and now you can use the pdf to make a document file or to present your work as a pdf file 

I hope this answer would help you to solve your query:

Read more

• Open up up your PDF FILE file.
• Your pc should automatically associate PDF FILE files with the Adobe Reader program, so you can just double-click on the file to spread out it.
• If it does not open, you can right-click the PDF FILE file as an alternative. Then choose “Open with” in the context menus that arrives. The set of programs that can open up the file will appear.
• Choose Flag Reader and click “Open” in the bottom right. The particular PDF should open, and you should be able to see the material and even produce the document.

Read more