You will find drivers on the Canon web site that you can download and then
follow the instructions from Canon to install the driver.

http://consumer.usa.canon.com/ir/controller?act=SupportDetailAct&fcategoryid=230
&modelid=7963

Under Downloads, click Windows Drivers.  There is also a link to Frequently
Asked Questions and to technical support by email if you need assistance
with the Canon driver.

PattyL