Driver for Canon LBP-840
Summary

The official driver for the Canon LBP-840 printer is necessary when initially connecting the device to a computer or reinstalling the Windows operating system. This driver allows the system to recognize the printer, facilitating configuration and printing. The installation process is automated and should be straightforward, but a computer restart is required afterward to apply changes.
You can download the driver for the Canon LBP-840 that matches your operating system version from the table below. After downloading, we recommend reviewing the installation instructions.
Download Driver for Canon LBP-840
Supported 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 |
UFRII LT Printer Driver Ver.21.11 |
On this page, you can download the Canon LBP-840 driver! Download the necessary drivers for your Windows, Linux, or Mac operating system for free.

How to Install the Driver for Canon LBP-840
- Download the driver from the table for your version of Windows
- Run the downloaded file
- Accept the “License Agreement” and click “Next”
- Select the method of connecting the printer to your computer and click “Next”
- Wait for the installation to complete
- Restart your computer to apply changes.


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