Microsoft AGPv3.5 Filter (uagp35) Service Defaults in Windows 8

MS AGPv3.5 Filter by Microsoft Corporation.

Default Settings

Startup type: Manual
Display name:Microsoft AGPv3.5 Filter
Service name:uagp35
Service type:kernel
Error control:normal
Group:PnP Filter
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\uagp35

Default Behavior

The Microsoft AGPv3.5 Filter service is a kernel device driver. In Windows 8 it will not be started until the user starts it. If Microsoft AGPv3.5 Filter 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 uagp35 service hasn't been started.

Restore Default Startup Configuration of Microsoft AGPv3.5 Filter

1. Run the Command Prompt as an administrator.

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

sc config uagp35 start= demand

3. Close the command window and restart the computer.

The uagp35 service is using the uagp35.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.