If Fix 2 fails due to an unsigned driver error, you need to disable Windows 11’s driver signature enforcement temporarily.
In summary, encountering the "USB Device(VID_1f3a_PID_efe8)" on Windows 11 is not a cause for alarm. It is simply the digital signature of a specialized recovery mode on an Allwinner-powered device, and with the right drivers, you can interact with it successfully.
1F3A identifies the manufacturer as Allwinner Technology .
| Software | Works? | Notes | |----------|--------|-------| | Saleae Logic 1.2.18 | ✅ Yes | Legacy app works on Win11 with driver fixes | | Saleae Logic 2.x | ❌ No | Newer Logic 2 does not support FX2LP hardware | | DSLogic software | ✅ Yes | Full support | | PulseView (Sigrok) | ✅ Yes | Use fx2lafw driver, set VID/PID manually | | USBee AX suite | ⚠️ Partial | Requires libusb driver, outdated | usb device-vid-1f3a-pid-efe8- windows 11
Select the .inf file (e.g., awusb.inf ), click , and proceed with the prompts.
Select . Click Have Disk... , then click Browse .
This is a detailed report regarding the USB device with and Product ID (PID) EFE8 as it relates to Windows 11 . If Fix 2 fails due to an unsigned
You are likely seeing this device because:
Windows 11 aggressive power-saving features can sometimes drop connection to low-level USB devices. Disable USB Selective Suspend Open the Start menu, type , and select it. Click Change advanced power settings . Expand USB settings > USB selective suspend setting . Change the setting to Disabled and click Apply . Reinstall the USB Host Controller Open Device Manager . Expand the Universal Serial Bus controllers section.
By following these steps, your Windows 11 PC should properly recognize the device, allowing for firmware flashing, debugging, or flashing ROMs. 1F3A identifies the manufacturer as Allwinner Technology
Download and install or LiveSuit (legacy versions may require running in Compatibility Mode for Windows 8).
Before diving into fixes, it is crucial to understand what you are looking at. A Hardware ID (HID) is a string of characters that Windows uses to identify connected hardware.
Seeing an unknown USB device is not a sign that your computer is broken; it is simply a request for the correct software "translator" (driver). The yellow exclamation mark is simply the operating system's way of saying, "I see the hardware, but I don't speak its language yet."
Click "Have Disk..." and navigate to the extracted driver folder, selecting the usbdrv.inf
Method B: Disable Driver Signature Enforcement (If Method A Fails) Windows 11 may reject the driver if it is not signed. Restart now under "Advanced startup". Troubleshoot Advanced options Startup Settings to disable driver signature enforcement. Once Windows boots, repeat 5. Alternative Solutions & Considerations Alternative Tools: