License Limitations: The error message such as Adobe Acrobat DC already in use indicates that the license is tied to operating systems. I would like to download Acrobat 7.
Adobe Acrobat Pro 7 is a groundbreaking software that has redefined the way professionals and businesses manage documents. This comprehensive suit of powerful tools allows you to create PDF files with the click of a button from Microsoft applications and AutoCAD and easily attach source documents such as spreadsheets, multimedia files, images, and drawings to an Adobe PDF document that is easy to share with others using free Adobe Reader software. Developer: Adobe Systems Incorporated.
