Adobe Acrobat Pro DC for Windows Type: PDF Version: Professional Operating Systems Supported: Windows Packaging: Retail System Requirements: 1.5 GHz or faster processor Microsoft Windows Server 2008 R2 (64 bit), 2012 (64 bit), or 2012 R2 (64 bit); Windows 7 (32 bit and 64 bit); or Windows 8 (32 bit and 64 bit) 1 GB of RAM 4.5 GB of available hard-disk space 1024 x 768 screen resolution Internet Explorer 8, 9, 10 (Windows 8 minimum), or 11; Firefox (ESR) Video hardware acceleration (optional) Windows Vista: Works with Windows Vista