Pci Ven8086 Ampdev8c22 Ampsubsys309f17aa Amprev04 Patched -

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If the device was working and suddenly stopped (marked as "patched" or failing), Windows Update may have installed a generic "null" driver that causes errors. Go to > System Devices > SMBus Controller . Select the Driver tab and click Roll Back Driver . Restart the system immediately. pci ven8086 ampdev8c22 ampsubsys309f17aa amprev04 patched

: This is the Device ID for the Lynx Point SMBus Controller (8 Series/C220 chipset). : If the device was working and suddenly

Download the Intel Chipset INF Utility from the official Intel Download Center. Restart the system immediately

This device is the . It is commonly found on Intel 8 Series Chipsets (Lynx Point). Often, after a clean install of Windows 10 or a downgrade from Windows 11, the device shows up as an "Unknown Device" or the generic Microsoft driver fails to start (Error Code 10/28).

Choose "Let me pick from a list of available drivers on my computer."