Canon MX450 Series Online Manual page 772

• Check 2: Follow the procedure below to connect the machine
and the computer again.
1. Turn the machine off.
2. Unplug the USB cable from the machine and the computer, then
connect it again.
3. Turn the machine on.
• Check 3: If you cannot resolve the problem, follow the
procedure below to reinstall the MP Drivers.
1. Click Cancel.
2. Click Start Over on the Installation Failure screen.
3. Click Exit on the "PIXMA XXX" screen (where "XXX" is your machine's
name), then remove the CD-ROM.
4. Turn the machine off.
5. Restart the computer.
6. Make sure that you have no application software running.
7. Insert the CD-ROM again, then install the MP Drivers.
• In other cases:
Reinstall the MP Drivers.
If the MP Drivers were not installed correctly, uninstall the MP Drivers, restart your computer, and
then reinstall the MP Drivers.
Deleting the Unnecessary MP Drivers
If you reinstall the MP Drivers, install the MP Drivers on the Setup CD-ROM.
Note
If the installer was forced to be terminated due to a Windows error, the system may be in
an unstable condition and you may not be able to install the drivers. Restart your computer
before reinstalling.