Recently switched from Windows XP to Windows 7 and have a PIXMA MX-870 multifunctional printer. When I try to open the solutions menu I get an error message " Cannot start MP Navigator EX check 1. Supported model is listed MX870, MX340, MX350 Cano...
I tried the various options without any luck until I contacted customer service and they gave me the help I needed to correct the problem on MP Navigator EX not opening. Give them a try.