Oki B412dn User Manual page 420

4.
Select the [Drivers] tab on the [Print Server Properties] screen.
5.
Click [Change Driver Settings].
6.
Select the name of the printer you want to remove, and then click [Remove].
7.
When the [Remove Driver And Package] dialog box is displayed, select [Remove driver and driver
package.], and then click [OK].
8.
When the [Print server properties] dialog box is displayed, click [Yes].
Note
If the "The specified printer driver is currently in use" message is displayed, restart Windows, and then try to remove the printer
driver again.
9.
When the printer driver is successfully removed, click [OK].
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