Hi. I have a problem with "PCI memory controller" and "MS bus controller"

Hi,

Thanks for reaching, you can refer to link below

https://www.catalog.update.microsoft.com/Search.aspx?q=PCI%5CVEN_8086%26DEV_A121

1. Click the CAB file and choose download
2. unpack it the same way like a ZIP file to a new folder
3. in device manager select update driver for the messed up device
4. select have disk
5. navigate to the download folder and select the INF file

6. click this deep link for version 10.1.1.44

   http://download.windowsupdate.com/d/msdownload/update/driver/drvs/2020/08/9972fce6-371c-4c3b-9d4c-07...

If you still facing a problem, you may refer Intel support utility for have more information about your system, Download, run, and save the results of this utility as a text file:

https://www.intel.com/content/www/us/en/download/18377/25293/intel-system-support-utility-for-windows.html?

Hope this answer your question.

Regards,

Wincent_Intel