OKI Microline 321 Turbo

Latest drivers for this device can be found at the Oki.com a small cache of publicly available below. Though the Driver isn't specified to work on Operating Systems before Windows 7, it should function on Windows XP.

Basic Specs:

Printer Output Type: Monochrome

Printing Technology: Dot Matrix

Connections: USB

Max Print speed: Monochrome32 ppm

  • Maximum Print Speed_Black - 435 cps
  • Network Ready - No
  • Printer Type - Dot Matrix
  • Monthly Duty Cycle Pages - 13,000
Install Instructions


1. Double click on exe file.
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:\OKIDATA\ML3201".
6. Click OK.
7. Follow the prompts to finish the driver installation.


1. Untar downloaded tar file (tar -xvf *.tar)
2. Follow readme.txt instructions