Direct Parallel Link Driver (Ptilink) Service Defaults in Windows XP

Direct Parallel Link Driver.

Default Settings

Startup type: Manual
Display name:Direct Parallel Link Driver
Service name:Ptilink
Service type:kernel
Error control:normal
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Ptilink

Default Behavior

Direct Parallel Link Driver is a kernel device driver. In Windows XP it won't start until the current user starts it. If the Direct Parallel Link Driver fails to start, the technical information about the error is added to the Event Log. Windows XP startup should proceed, but a message box should be displayed informing the user that the Ptilink service has failed to start.

Restore Default Startup Configuration of Direct Parallel Link Driver

1. Run the Command Prompt.

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

sc config Ptilink start= demand

3. Close the command window and restart the computer.

The Ptilink service is using the ptilink.sys file that is located in the C:\Windows\system32\DRIVERS directory. If the file is removed or corrupted, read this article to restore its original version from Windows XP installation media.