[E-18] Uninstalling the USB Class Driver

You can uninstall the USB class driver in the following cases.
Procedure for Uninstalling the USB Class Driver

Step 1: Making Sure that [Canon LBP5050] Is Not Displayed in the [Add or Remove Programs] Dialog Box
Step 2: Deleting the USB Class Driver Using the Device Manager

These procedures are described using screenshots from Windows XP Professional.

Step 1: Making Sure that [Canon LBP5050] Is Not Displayed in the [Add or Remove Programs] Dialog Box

Check the following.
  • Check that the printer and computer are connected using a USB cable.
  • Check that the printer is on.

Open the [Add or Remove Programs] dialog box.
  • Windows Vista: [Start] → [Control Panel] → [Uninstall a Program]
  • Windows XP and Server 2003: [Start] → [Control Panel] → [Add or Remove Programs]
  • Windows 2000: [Start] → [Settings] → [Control Panel] → [Add/Remove Programs]

Make sure that [Canon LBP5050] is not displayed.

Click [] to close the dialog box.
  • Windows Vista: Click [].
  • Windows 2000: Click [].
NOTE

Step 2: Deleting the USB Class Driver Using the Device Manager

Check the following.
  • Check that the printer and computer are connected using a USB cable.
  • Check that the printer is on.

Display the system properties.
  • Windows Vista (32-bit version)
    Click [Start] → [Control Panel] → [Device Manager].
  • Windows Vista (64-bit version)
    Click [Start] → [Control Panel] → [Hardware and Sound] → [View hardware and devices].
  • Windows Server 2003
    1. Click [Start] → [Control Panel] → [System].
    2. Click the [Hardware] tab → [Device Manager].
  • Windows XP
    1. Click [Start] → [Control Panel] → [Performance and Maintenance] → [System].
    2. Click the [Hardware] tab → [Device Manager].
  • Windows 2000
    1. Click [Start] → [Settings] → [Control Panel] → double-click [System].
    2. Click the [Hardware] tab → [Device Manager].
NOTE
If the [User Account Control] dialog box appears (Windows Vista)

Click [Continue].

Double-click [Universal Serial Bus controllers].

Uninstall the USB class driver.
  1. Right-click [USB Printing Support].
  2. Click [Uninstall].
IMPORTANT
Do not uninstall any other device drivers

If a driver is accidentally deleted, Windows may not operate properly.
NOTE
If the USB class driver is under [Other Devices]

The printer driver is not installed properly. Select and uninstall [Canon LBP5050], [Canon CAPT USB Device], or [Unknown device] depending on your operating system.

If the USB class driver is not installed properly

[USB Printing Support] is not displayed.

Click [OK].
  • Windows Vista: When the [Confirm Device Uninstall] dialog box appears, click [OK].

Click [] to close the [Device Manager] dialog box.

  • Windows Vista: Click [].
  • Windows 2000: Click [].

Disconnect the USB cable from the computer, and then restart Windows.

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