

Unknown Video Device will now show up in Device Manager I won't take credit and I'll give credit where it is do by posting the solution to your issue HERE.ĭelete the "PCI Express Root Port" device. If it does you can then "Right Click" on it and select properties from there you can see what state it's in and the error code on why it's not being detected properly. If for some reason F2 on startup doesn't work for you (you have to be pretty quick about it) Read this article HERE for other options which you can access from within the OS itself to accomplish the same while under the "Device Manager" screen that you took your screen shot from, select "View" from the Menu Bar and then chose "Show Hidden Devices" see if the device appears where it should after you turn on this option.
