You are fixing a legacy industrial PC, a point-of-sale system, or a retro gaming rig that requires native USB 2.0 expansion via PCI. The hardware is built like a tank and the drivers, once found and coerced into place, are rock solid.
Blog Post: Resurrecting Your Legacy Ports — The VIA VT6212L Guide via vt6212l driver download windows 7 2021
If basic functionality is missing, run a Windows Update to allow the system to fetch the necessary generic Microsoft-provided drivers. Manual Search: You are fixing a legacy industrial PC, a
Choose and point it to your extracted folder. a point-of-sale system
Once installed, the chipset is surprisingly robust. The VT6212L is a workhorse from an era when "discrete" USB controllers were actually necessary because motherboard traces were expensive.