Problems with files lacking .pdf extension MacFixIt reader Don reports an issue where files lacking a .pdf filename extension fail to properly open after updating to Adobe Reader 7.0.8 -- a problem we ...

If you are unable to edit PDF files on Acrobat Reader DC, the following methods can help you fix it. This is an error caused by confusion between two kinds of ...

The ability to edit PDF documents using the official Adobe Acrobat Reader: Edit PDF app is actually an Acrobat Premium feature. This subscription costs $10 per month or $70 yearly. There isn’t a way ...