Brother USB Mass-Storage Lower Filter Driver (BrFiltLo) Service Defaults in Windows 7

Windows ME USB Mass-Storage Bulk-Only Lower Filter Driver by Brother Industries, Ltd..

Default Settings

Startup type:Manual
Display name:Brother USB Mass-Storage Lower Filter Driver
Service name:BrFiltLo
Service type:kernel
Error control:normal
Group:extended base
Path:%SystemRoot%\system32\DRIVERS\BrFiltLo.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\BrFiltLo

Default Behavior

Brother USB Mass-Storage Lower Filter Driver is a kernel device driver. In Windows 7 it won't be started if the user doesn't start it. If Brother USB Mass-Storage Lower Filter Driver fails to start, Windows 7 attempts to write the failure details into Event Log. Then Windows 7 startup should proceed and the user should be notified that the BrFiltLo service is not running because of the error.

Restore Default Startup Configuration for Brother USB Mass-Storage Lower Filter Driver

1. Run the Command Prompt as an administrator.

2. Copy the command below, paste it into the command window and press ENTER:

sc config BrFiltLo start= demand

3. Close the command window and restart the computer.

The BrFiltLo service is using the BrFiltLo.sys file that is located in the %WinDir%\system32\DRIVERS folder. If the file is changed, damaged or deleted, you can restore its original version from Windows 7 installation media.