The printer drivers can be installed from the Canon pixma Pro 100 Setup CD or downloaded from the official website of the printer. The Full driver & Software Package can be downloaded for Windows devices.
List of drivers
Click the link that is provided here to download the Canon pixma Pro 100 driver for Windows 10.
Ensure that you are using the genuine print head on the printer to install Canon Pixma Pro 100 print head.
Installing print head