Arc Service Defaults in Windows 8

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Default Settings

Startup type:Manual
Display name:Arc
Service name:arc
Service type:kernel
Error control:normal
Group:SCSI Miniport
Path:%SystemRoot%\System32\drivers\arc.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\arc

Default Behavior

The Arc service is a kernel device driver. In Windows 8 it will not be started until the user starts it. If Arc fails to start, the error details are added to Windows 8 error log. When the operating system startup is complete, the user is being notified that the arc service hasn't been started.

Restore Default Startup Configuration of Arc

1. Run the Command Prompt as an administrator.

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

sc config arc start= demand

3. Close the command window and restart the computer.

The arc service is using the arc.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 8 installation media.