To install Adobe Acrobat Pro DC with a license key (serial number), you must use a specific installer designed for non-subscription versions. If you have already installed the subscription-based "Acrobat DC" from Creative Cloud, it may not prompt you for a serial number . 1. Download the Correct Installer
Found on an insert card inside the product box. 2. Download the Correct Installer how to install adobe acrobat pro dc with license key work