I just bought my license of Adobe Acrobat, and I desinstall and install the new version, but I can't edit my pdfs: I can't insert pdfs in another one, or I can't extract PDFs from a file. What I have to do to activate this opcions?

I just bought my license of Adobe Acrobat (today), and I desinstall the old version and I install the new version, but I can't edit my pdfs: I can't insert pdfs in another one, or I can't extract PDFs from a file. What I have to do to activate this opcions?