Serial Device Driver by Microsoft Corporation.
Since Serial Port Driver is a kernel mode driver, its startup might be configured depending on installed hardware. Changing its startup configuration might cause hardware issues. In the table below you can see how it is configured on my system, but your default settings might differ from mine.
|Windows Vista edition||without SP||SP1||SP2|
|Display name:||Serial Port Driver|
Serial Port Driver is a kernel mode driver. If Serial Port Driver fails to load or initialize, Windows Vista start up proceeds. No warning is displayed, but the error is recorded into the Event Log.
1. Select your Windows Vista edition and Service Pack, and then click on the Download button below.
2. Save the RestoreSerialPortDriverWindowsVista.bat file to any folder on your hard drive.
3. Right-click the downloaded batch file and select Run as administrator.
4. Restart the computer to save changes.
Note. Make sure that the
serial.sys file exists in the
%WinDir%\system32\drivers folder. If this file is missing you can try to restore it from your Windows Vista installation media.