Isolate the operating system's software layer from the physical ports by forcing a complete reset of the USB hub stack. Press Windows Key + X and select .
: Plugging the device causes your file explorer or system peripherals to lag. Step-by-Step Guide to Resolve the Driver Issues
If this device is waking your computer from sleep unexpectedly: usb vid-214b amp-pid-7250 amp-rev-0100
Several Raspberry Pi users have reported that this hub is recognised only when connected to a Pi 3 or Pi 4. The system logs show the hub enumerating correctly ( New USB device found, idVendor=214b, idProduct=7250 ), but it later fails to stabilise, often with USB errors like -71 (protocol error).
Some Windows users have seen power management warnings related to this device, such as: “This device is not entering USB selective suspend state” .These warnings appear in power efficiency diagnostics but . You can safely ignore them. If you’re a power user who wants to eliminate the warning, go to Device Manager → expand “Universal Serial Bus controllers” → right‑click the “Generic USB Hub” entry → Properties → Power Management tab → uncheck “Allow the computer to turn off this device to save power.” Isolate the operating system's software layer from the
One of the best features of this device is its broad, out-of-the-box compatibility across multiple operating systems.
0x214B Product ID (PID): 0x7250 Revision: 0100 Step-by-Step Guide to Resolve the Driver Issues If
If you are trying to configure this hardware on a specific operating system, let me know you are using so I can tailor the commands. What physical device (hub, mouse, keyboard, or adapter) are you attempting to connect? Share public link