There are times when Acrobat Reader DC fails to open a PDF file and displays the following error message: Adobe Acrobat Reader could not open PDF because it is either ...

I have been saving BadAndy's post about AltaVec to PDF for later reading and I have noticed that when I choose to preview one page, Acrobat opens and displays it fine. Then I go to the next page and ...

Hi, I have 2 computers here with the same problem. Neither can open PDF's in internet explorer. Acrobat 4 and acrobat READER 6 are installed on one and 5 and reader 6 are installed on the other. I ...

If you cannot select or highlight text in a PDF in Adobe Acrobat Reader on a Windows PC, then this post will be able to help you resolve the issue. If you can’t select text in a PDF, it might be the ...