Canon LBP6030w Manual page 271

If you are not sure whether your computer is running 32-bit or 64-bit Windows, follow the procedure below to check.
1
Display [Control Panel].
Windows Vista/7/Server 2008
[Start] select [Control Panel].
Windows 8/Server 2012
Right-click the lower-left corner of the screen
2
Display [System].
Windows Vista/7/8/Server 2008 R2/Server 2012
Click [System and Security] or [System and Maintenance]
Windows Server 2008
Double-click [System].
3
Check the bit architecture.
32-bit operating systems
[32-bit Operating System] is displayed.
64-bit operating systems
[64-bit Operating System] is displayed.
Displaying [Programs and Features] or [Add or Remove Programs]
Windows XP/Server 2003
[Start] [Control Panel]
Windows Vista/7/Server 2008 R2
[Start] [Control Panel]
Windows 8/Server 2012
Right-click the lower-left corner of the screen
Windows Server 2008
[Start] select [Control Panel]
Displaying [Device Manager]
Windows XP
[Start] [Control Panel]
Windows Vista/7/Server 2008 R2
[Start] [Control Panel]
Windows 8/Server 2012
Right-click the lower-left corner of the screen
Windows Server 2003
[Start] [Control Panel]
Windows Server 2008
[Start] select [Control Panel]
Downloaded from ManualsPrinter.com Manuals
select [Control Panel].
select [Add or Remove Programs].
select [Uninstall a Program].
[Control Panel]
double-click [Programs and Features].
[Performance and Maintenance]
[Hardware and Sound] or [Hardware]
[Control Panel]
[System] [Hardware] select [Device Manager].
double-click [Device Manager].
[System].
select [Uninstall a Program].
[System] [Hardware] select [Device Manager].
select [Device Manager].
[Hardware and Sound] select [Device Manager].