Yellow exclamation error is displayed in Device Manager when ThinkPad USB-C Dock is connected to a Microsoft Windows 7 system - ThinkPad - Lenovo Support JP
Code 28 : les pilotes de ce périphérique ne sont pas installés. [RÉSOLU] - Driver Easy France
Network Controller :- The drivers for this device are not installed. (Code 28) — Acer Community
Fix: The Drivers for This Device Are Not Installed. (Code 28) - MiniTool
PCI Controller Driver not found - Intel Community
No ethernet drivers - HP Support Community - 7033864
Siemens Field PG M6 Wirless Adapter Code 28 (no compatible driver) AC 9560 - Intel Community
How to Fix Code 28 Errors in Windows
Codes 10, 22, 28, 31, 43 ou 45 Erreurs dans le Gestionnaire de...