I Have Lost My Install Disc For My Canon Pixma Mp450 Can I Download One From The Internet?

Yes you can download this driver canon link, Please try any one of the given below links.Be Careful

It Is for XP
www.findmysoft.com

www.liutilities.com

www.fixya.com IT IS For QUERIES RELATED.

It Is for Windows Vista.
drivers.softpedia.com