Exynos Usb Device-4.0.0.0- Page
If you are experiencing connection issues or the driver is missing, you can install or update it using the following methods. Method 1: Using Official Samsung USB Drivers
A frequent troubleshooting issue reported on tech forums involves as an Exynos USB Device 4.0.0.0 (COM) when plugged into a PC.
The Exynos USB Device driver operates at the kernel level. In the Linux kernel (upon which Android is built), USB functionality is handled by a composite driver framework. The "Exynos USB Device" driver specifically manages the Device Controller (UDC). Exynos Usb Device-4.0.0.0-
Samsung continues to update this driver. As of 2025, newer Exynos chips (e.g., Exynos 2200, 2400) and Windows 11’s improved USB4 support have led to driver versions like 4.1.2.0 or 5.0.0.0 . The 4.0.0.0 tag is now considered legacy but remains widely deployed due to long-term support for older devices (Galaxy S8/S9/Note9/A50, etc.).
If you want, tell me your device model and OS (Windows version) and I’ll provide exact downloads and download-mode key combo. If you are experiencing connection issues or the
Do not use external USB hubs or front-panel PC ports. Plug directly into the motherboard ports at the back of the PC tower.
This minimal stack identifies itself to the host PC with a specific Vendor ID (VID) and Product ID (PID). For Samsung Exynos chips in download mode, this often registers with Windows as a generic device without a proper class driver. Windows, failing to find a matching .inf file, labels it generically—leading to the appearance. In the Linux kernel (upon which Android is
When a Samsung Galaxy or Exynos-powered device operates normally, it connects to a PC using standard Media Transfer Protocol (MTP) or standard Android Debug Bridge (ADB) drivers. However, if the device suffers a critical boot loop, standard interfaces fail.
To put it simply, the is a driver component for Windows. When you connect a Samsung smartphone or tablet powered by an Exynos processor to your computer via a USB cable, Windows uses this driver to understand what type of device it’s dealing with. It’s like the bridge that allows your computer and your phone to communicate.
[Download Driver Archive] │ ▼ [Extract .ZIP Package] ──► [Right-Click Setup.exe] ──► [Run as Administrator] │ ▼ [Connect Phone via USB] ──► [Open Device Manager] ──► [Verify COM/LPT Port Output] Step 1: Download the Files