ACPI\WSTADEF_2&DABA3FF&0 is an ACPI hardware identifier (HWID) reported by the Windows Plug and Play (PnP) manager. It typically represents a on a motherboard (e.g., older laptops, industrial systems, or motherboards with custom ACPI tables). The identifier follows the generic ACPI device ID naming convention.
Download the latest (AMD or Intel) directly from your motherboard manufacturer's site. Summary Table Hardware ID ACPI\WSTADEF\2&DABA3FF&0 Most Likely Vendor Common Device Name ASUS System Control Interface / Airplane Mode Switch Primary Fix Install Manufacturer Utility Software Conclusion
If you have stumbled upon the hardware ID in your Windows Device Manager, you are likely looking at a "Yellow Bang" (an exclamation mark) or an "Unknown Device."
To effectively resolve errors tied to ACPI\WSTADEF\2&DABA3FF&0 , it helps to understand what the operating system is attempting to read:
This signifies that the operating system is attempting to communicate with a hardware component to manage its power and resource allocation. acpi wstadef 2&daba3ff&0
Click to complete the driver registration, then restart your laptop. Summary Table of ACPI Hardware ID Management
ACPI also defines states for devices (D0 to D3), which indicate the power state of a device:
In , right-click the "Unknown device" → Update driver . Choose Browse my computer for drivers .
The system is fully powered and operational. This is the state when the computer is on and in use. Download the latest (AMD or Intel) directly from
Right-click the Windows Start menu button and select .
: Look under "Other devices" for the "Unknown device" with that specific ID. Update Driver : Right-click the device and select Update driver . Choose "Browse my computer for drivers" .
Since this is a motherboard-level driver issue, you cannot fix it using Windows Update. You need to install the chipset or system drivers directly from your computer manufacturer.
Go to the Wacom Driver Download page and install the latest driver for your tablet model. 3. Reinstall the Device in Device Manager Summary Table of ACPI Hardware ID Management ACPI
In the context of ACPI, _WST values are typically used for:
Because this hardware string is heavily tied to specific vendor utilities, standard automated driver updates usually fail to resolve it. Follow these steps sequentially to fix the error. Step 1: Run Windows Update (Including Optional Drivers)
Look for a link labeled and select Optional updates .
A third-party application or service might be interfering. To test this: