| Model Series | Hardware ID | Driver file | |--------------|-------------|--------------| | ThinkPad T490/X1C7 | ACPI\LEN0268 | acpivhd.sys | | Legion Y540 | ACPI\VPC2004 | acpilik.sys | | Yoga C940 | ACPI\LEN0271 | acpivpc.sys |
Improptu D3cold transition on PCI root port. lenovo acpi driver for windows 10 -64-bit-
n1lagr03w.exe /extract C:\Drivers\ACPI Then install using pnputil : | Model Series | Hardware ID | Driver
Get-WinEvent -LogName "System" | Where-Object $_.ProviderName -eq "LenovoAcpi" Critical events to watch: Event ID 5 (EC communication timeout), Event ID 12 (Battery method not found). lenovo acpi driver for windows 10 -64-bit-