: The hub disconnects or reconnects rapidly under load, or Windows throws a "USB Power Surge on Hub Port" notification.
Follow these methods in order. You likely do not need to download any sketchy "driver updater" software.
The unassuming identifier USB\VID_214B&PID_7250&REV_0100 represents far more than a random string of hexadecimal numbers. It tells the story of a that has quietly become the backbone of countless affordable USB hubs, switches, and docking stations found in homes and offices around the world.
Here’s a ready-to-use post for a tech forum, support thread, or blog comment section regarding the USB device with . usb vid-214b amp-pid-7250 amp-rev-0100
Huasheng Electronics is a Chinese manufacturer whose USB product line is well-documented in hardware databases.
. If you see "can't get device descriptor," the hardware is likely physically damaged or there is a short in the cable. If you'd like to dive deeper, I can help you: Find the specific manufacturer's website for firmware updates. Registry entries related to this specific PID. Identify if this device is part of a larger peripheral (like a specific keyboard or monitor). Which of these next steps would be most helpful for you?
controller. This hardware is often found in both standalone multi-port hubs and as an integrated component within other devices like keyboards, monitors, or docking stations. STMicroelectronics Community Device Identification Vendor ID (VID) 214b : Manufactured by Huasheng Electronics (also associated with Ameco Technologies Shenzhen). Product ID (PID) 7250 : Specifically identifies a 4-port High-Speed (HS) Hub Revision (REV) 0100 : Indicates the initial firmware or hardware version ( STMicroelectronics Community Key Features Plug and Play : This device typically uses the native Generic USB Hub : The hub disconnects or reconnects rapidly under
Device Manager ➔ Universal Serial Bus controllers ➔ Uninstall Device ➔ Restart PC Press Windows Key + X and select .
Open and locate the problematic device entry. Right-click it and choose Update driver . Select Browse my computer for drivers .
VID 214B is known to belong to , but this specific PID doesn’t match common Huawei modems. Some digging suggests it could be: Huasheng Electronics is a Chinese manufacturer whose USB
USB\VID_214B&PID_7250&REV_0100
You might encounter this ID in the Windows Device Manager under "Other Devices" or "Universal Serial Bus controllers" with a yellow exclamation mark. This typically happens for a few reasons:
After applying Method 1 or Method 2 above, 95% of users will see their device transform into a working CD-ROM or disk drive. For the remaining 5%, the REV-0100 hardware has likely reached the end of its functional life.
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drivers built into Windows, macOS, and Linux. No third-party software is usually required for basic operation. USB 2.0 Specification