Driver for OKI OL820
Table of Contents

The official driver for the OKI OL820 printer is essential for the initial connection of the device to your computer and for reinstalling the Windows operating system. This driver is required for the system to correctly recognize the printer and enable its configuration and printing capabilities. The installation process is automated and straightforward. After installation, restart your computer to apply the changes.
To download the driver for the OKI OL820 for your specific operating system version, please refer to the table below. Once downloaded, it is advisable to review the installation instructions.
Download Driver for OKI OL820
OS Versions: Windows 11, Windows 10 32-bit, Windows 10 64-bit, Windows 8.1 32-bit, Windows 8.1 64-bit, Windows 8 32-bit, Windows 8 64-bit, Windows 7 32-bit, Windows 7 64-bit | |
Driver Type | Download |
Universal PCL5 Printer Driver |
On this page, you can download the OKI OL820 driver! Download necessary drivers for Windows, Linux, Mac operating systems for free.

How to Install the Driver for OKI OL820
- Download the driver from the table above for your version of the OS Windows
- Run the downloaded file
- Accept the “License Agreement” and click “Next”
- Specify how the printer is connected to the computer and click “Next”
- Wait for the installation to complete
- Restart your computer to implement the changes.


Before installing the driver, ensure that no other version is installed on your computer. If so, remove it before proceeding with the new installation.
Common Issues and Solutions During Driver Installation
- Printer Detection Issue: If the device is not found, consider downloading a different driver version.
- Printing Issues: If the printer does not print after installing the driver, ensure that you have restarted your computer.
- Unable to Launch Driver File: If the file does not open, check your system for viruses, then restart and try again.