Acpi Prp0001 0 May 2026

The hardware ID ACPI\PRP0001\0 typically appears as an "Unknown Device" in Windows Device Manager, especially on devices like the Steam Deck or Chromeboxes that have been modified to run Windows. 🔍 What is it?

Part 9: Fixing ACPI Tables – Adding PRP0001 Yourself

Advanced users and firmware developers can add a PRP0001 device to their ACPI tables using an SSDT (Secondary System Description Table). With iasl, you can write: acpi prp0001 0

The device is defined in the AML (ACPI Machine Language) code. Tells the OS "this is a device with specific properties". The hardware ID ACPI\PRP0001\0 typically appears as an

The kernel: