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Usb Vid 1f3a&pid Efe8&rev 02 3 Driver _hot_ May 2026

The identifier USB\VID_1F3A&PID_EFE8&REV_0203 refers to an Allwinner Technology device in FEL mode. This is a low-level "flashing" or recovery state used to provision or repair devices (like tablets or development boards) using an OTG connector. Device Profile Vendor ID (VID): 1F3A — Allwinner Technology.

Product ID (PID): EFE8 — Allwinner sunxi SoC OTG connector in FEL/flashing mode.

Common Use: This device often appears in Windows Device Manager when an Allwinner-based tablet (e.g., Exdroid, various "no-name" Android tablets) is connected to a PC for firmware updates or unbricking. Driver Information

Drivers for this specific hardware ID are typically included with manufacturer-specific flashing utilities. If your computer does not recognize the device, you may need one of the following: FEL Mode Drivers - Exdroid Tablet - GitHub

Title: [SOLVED] Identifying and Installing Drivers for USB Device VID_1F3A&PID_EFE8

Body:

If you have found an unknown device in your Device Manager with the Hardware ID USB\VID_1F3A&PID_EFE8&REV_02, you are likely working with a device based on the Allwinner architecture. Specifically, this ID is almost exclusively associated with Allwinner A-series SoCs (like the A33 or A13) entering FEL Mode.

Here is a breakdown of what this device is and how to get it working. usb vid 1f3a&pid efe8&rev 02 3 driver

4. Step-by-Step Manual Installation via INF File

Many advanced users prefer to manually point Windows to the correct .inf file. Here is how to do it safely.

  1. Download a legitimate driver pack (e.g., from an OEM like Lenovo or a verified ZTE repository).
  2. Extract the ZIP file to a folder like C:\Drivers\ZTE_modem.
  3. Open Device Manager.
  4. Right-click the unknown VID_1F3A&PID_EFE8 device → Update driver.
  5. Choose Browse my computer for drivers.
  6. Navigate to C:\Drivers\ZTE_modem and ensure "Include subfolders" is checked.
  7. Click Next.
  8. Windows will find an .inf file matching the 1F3A:EFE8 combo. Confirm the installation if a security warning appears.

4) Use libusb or reverse-engineer if needed

  • For undocumented/custom devices, use libusb (cross-platform) or hidapi to communicate from user-space without a kernel driver.
  • Tools: Wireshark with USB capture, usbmon (Linux), Zadig (Windows) to replace driver with WinUSB for libusb use.

Step 4: Manual Driver Update (If auto-install fails)

  1. Download the ZIP version of the driver (not the exe).
  2. Extract to a folder.
  3. Device Manager → Right-click unknown device → Update driver → Browse my computer → Point to that folder.
  4. Click Let me pick from a list → Have Disk → Select the .inf file.

7. Final Summary

| Aspect | Detail | |--------|--------| | VID | 1F3A (Ours Technology Inc.) | | PID | EFE8 (SPI/Flash programming interface) | | Most common fix | Install WinUSB via Zadig tool | | Typical devices | USB SPI programmers, debug boards, recovery mode gadgets | | Windows driver | None built-in; requires manual installation |

The USB\VID_1F3A&PID_EFE8&REV_02 device is not a virus, nor is it a critical Windows component. It is a specialized piece of hardware that expects a specific driver. By using Zadig to install WinUSB or locating the original programming software from your device’s manufacturer, you can resolve the "driver unavailable" error in less than five minutes.

If you are a developer or hobbyist working with flash chips or embedded systems, consider bookmarking this guide—you will likely encounter this ID again on various budget programming tools.

In the realm of computer hardware, there existed a small but crucial piece of technology known as the USB device with the VID (Vendor ID) of 1f3a and PID (Product ID) of efe8, revision 02. This device, though insignificant in size, played a vital role in connecting peripherals to computers, enabling them to communicate and exchange data seamlessly.

The VID 1f3a and PID efe8 were unique identifiers assigned to this device by its manufacturer, distinguishing it from the myriad of other USB devices available in the market. The revision number, 02, indicated that this was an updated version, suggesting improvements or fixes over its predecessor.

In a bustling tech support office, a young and diligent technician named Alex encountered a challenge. A user's computer was unable to recognize a newly connected USB device, essential for a critical project deadline. The device in question bore the VID 1f3a and PID efe8, revision 02. Title: [SOLVED] Identifying and Installing Drivers for USB

Alex began the troubleshooting process by checking the device's physical connection and ensuring that it was properly plugged into the computer's USB port. When that didn't work, Alex decided to investigate further, suspecting that the issue might lie with the device driver.

The journey led Alex to a somewhat obscure but incredibly useful database that cataloged USB devices by their VIDs and PIDs. After entering the VID 1f3a and PID efe8 into the database, Alex discovered that the device was a specialized USB-to-serial converter, designed for industrial applications. However, the entry also noted that the device required a specific driver to function correctly on most operating systems.

Armed with this new information, Alex set out to find and install the correct driver. The official website of the device's manufacturer provided the necessary software. With a few clicks, Alex downloaded and installed the driver, restarting the computer to ensure the changes took effect.

Upon rebooting, the user plugged the USB device back in, and to their relief, the computer recognized it immediately. The device's lights flickered to life, and it began to communicate with the computer, exchanging data as intended.

The project was back on track, thanks to Alex's diligence and the crucial piece of information about the VID 1f3a, PID efe8, and revision 02 of the USB device. This small but significant victory underscored the importance of precise identification and compatibility in the world of computer hardware and software, highlighting the often-unsung heroes like device drivers that make our modern technological world function smoothly.

The hardware identifier USB\VID_1F3A&PID_EFE8 is primarily associated with Allwinner Technology devices. It typically appears when an Allwinner-based tablet, smartphone, or car head unit is in FEL mode (a low-level flashing/recovery mode). Driver Details

This driver is necessary for the computer to communicate with the device for firmware updates or flashing via tools like LiveSuit or PhoenixSuit. Manufacturer: Allwinner Technology. Common Version: 1.0.0.1 (released around 2013–2014). Download a legitimate driver pack (e

Supported OS: Windows XP, 7, 8, 10, and 11 (both 32-bit and 64-bit). Where to Find the Driver

Because this is a specialized recovery driver, it is rarely available through Windows Update. You can typically find it in the following places:

Flashing Utilities: It is often bundled in the /Drivers folder of the LiveSuit or PhoenixSuit installation directories.

Driver Repositories: Third-party sites like Driver Scape and DriverMax host standalone versions of the 1.0.0.1 driver. How to Install

How to Find Vendor ID and Product ID for Your USB Device | Acroname

Troubleshooting the "USB\VID_1F3A&PID_EFE8&REV_02" Driver: What It Is and How to Fix It

Encountering an unknown device in your Windows Device Manager can be frustrating. If you have stumbled upon a device listed with the hardware ID USB\VID_1F3A&PID_EFE8&REV_02, you are likely dealing with a specific piece of embedded hardware, a debug interface, or a generic serial controller that Windows does not recognize by default.

This article provides a deep dive into what this VID/PID combination means, which manufacturer it belongs to, why it appears on your system, and the exact steps to find, install, or fix the driver for this device.

1. Decoding the Hardware ID

Before downloading random "driver updater" software, it is crucial to understand what the string USB\VID_1F3A&PID_EFE8&REV_02 actually means.

  • VID (Vendor ID): 1F3A – This is a unique code assigned by the USB Implementers Forum (USB-IF) to a specific hardware manufacturer. The code 1F3A is officially registered to "Ours Technology Inc." (sometimes listed as Ours Technology or affiliates), a company known for producing flash controllers, embedded storage solutions, and IoT bridge devices.
  • PID (Product ID): EFE8 – This code is assigned by the vendor (Ours Technology) to a specific product model or firmware mode. The EFE8 PID is commonly associated with SPI (Serial Peripheral Interface) flash programming interfaces or bridge controllers in engineering mode.
  • REV (Revision): 02 – Indicates the hardware or firmware revision of the device. This is typically minor and does not affect driver compatibility drastically.

In plain English: You have connected a device (likely a development board, a specialized USB-to-SPI programmer, or a flash memory tool) made by Ours Technology. Windows does not have the built-in class driver for this specific engineering mode.