uninstalling

"Acrobat Reader not working in Windows 7 Pro 32 bit" & I can't Uninstall it, When trying to uninstall from Control Panel it show me this --ERROR: C:\ProgramData\Adobe\Setup\{AC76BA86-7AD7-1033-7B44-AB0000000001}\AcroRead.msi cannot be found (Installation Package cannot be found) . This...

Hi there, I'm trying to uninstall a program because it continuously freezes my laptop, but it is unable because it claims it's still running. According to task manager, all programs are closed, but I'm still unable to. The program is mp navigator ex 2.0 for a canon scanner. My question is what...