What is an ISO file? An ISO file is an image file that contains the contents of a CD or DVD, including the file system, in a single file. In the case of MS Visio 2010, an ISO file would contain all the installation files for the software.
Visio 2010 requires a valid 25-character product key to proceed with installation. This key determines which edition (Standard, Professional, or Premium) is installed Step 4: Customization (Optional) "Customize" index of ms visio 2010 iso
Search for "Visio 2010" in the downloads section, and you will find official ISOs with SHA-1 hashes and product keys. What is an ISO file