Operating System: Windows 2000 (Note: might work with other versions of this os.)
B4600n PS Option driver version 1.03.0 for Windows XP - Windows 2000 - Windows 2003 Server
Install instructions: 1. Double click on B4600PSOZEA.exe.
2. Follow the on-screen prompts to extract the driver files
3. Launch Add Printer Wizard
4. When prompted for the Manufacturer and Model click on Have Disk
5. Browse to the following location: C:OKIDATAB4600nPSEnglishWinXp_Win2k.
6. Click on OK
7. Follow the prompts to finish the driver installation.