Download the latest version of the M851 driver for your computer's operating system. This update - "M851.zip" - has an average rating of 5 out of 5 stars based on 4 reviews, and has been downloaded 62 times. Visitors have successfully installed this driver on PCs running Windows XP. The total disk space used for this update is 1.2 MB.
M851
WHEEL MOUSE PS/2 MOUSE
Windows XP, Windows 2000, Windows NT4, Windows ME, Windows 98SE, Windows 98, Windows 95
M851.zip (1.2 MB)
V2.1.1-54CA MUL (12-Feb-2003)
Mouse Driver
Vinod (DG Staff Member) on 17-Aug-2004
To get the M851 driver, click the green download button above. After you complete your download, move on to Step 2.
If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter BTC M851 into the search box above and then submit. In the results, choose the best match for your PC and operating system.
Tech Tip: If you are having trouble deciding which is the right driver, try the Driver Update Utility for BTC M851. It is a software utility which automatically finds and downloads the right driver.
Installing your newly downloaded driver is a straightforward process. Windows provides a dedicated tool called Device Manager for this purpose. Follow these steps to update your driver:
Access the Quick Access menu by right-clicking the Start button.
From the menu options, choose "Device Manager".
Within Device Manager, identify the device requiring the driver update.
Open the context menu for the device by right-clicking its name.
Select "Update driver" and proceed through the guided installation.
To complete the process, reboot your computer. This ensures the new driver is fully integrated into your system.
Regular driver updates contribute to optimal system performance and hardware compatibility.
Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.
For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| BCMOUSE.VXD | 11.8 KB | 14 Jun 2002 |
| SETUP.DLL | 197.4 KB | 9 Jul 2002 |
| LwbHMSys.sys | 54.4 KB | 7 May 2000 |
| SETUP.DSC | 4.4 KB | 12 Feb 2003 |
| Setup.exe | 222.2 KB | 16 Aug 2002 |
| BC8042I.sys | 33.3 KB | 5 Aug 2002 |
| data.z | 696.8 KB | 12 Feb 2003 |
| bcmouse.inf | 4.1 KB | 10 Jul 2001 |