The reason why the USB terminal interface cannot be recognized

1. The mainboard USB terminal interface function is not activated, the solution: power on and press the DEL key to enter the BIOS setup window, find the'PNP and PCI Setup' setting item, set the'USB Function' parameter under this item to'Enable', and then Save and exit exit and restart to enter the system. 2. The power supply of the USB terminal interface is insufficient. This situation mainly occurs in the old motherboard, and it may also be caused by connecting multiple USB devices at the same time. Solution: Only change the computer or unplug other unused USB devices. 3. The consistency of the USB terminal interface is not good. The solution: connect the USB interface with a USB extension cable, or press the USB interface of the device slightly inward, and then plug it in, so that the consistency will be better. 4. The pseudo-death phenomenon of the USB terminal interface. Although the USB device supports hot-plugging, some devices are forced to be hot-unplugged at will. Their USB interface is prone to pseudo-death phenomenon, and in severe cases, the interface will be burned. Solution: Enter the device manager, find the related device list, double-click to view, enter the'driver' in the properties interface, click the uninstall button, restart, the system automatically recognizes the new device, and the driver is installed. If you find that the USB terminal interface cannot be recognized, start with the following four points. More information about USB terminals is available in Dongguan Precision. Precision contact information: Precision wish you all a happy new year and all the best. If you want to learn more, you can scan the following QR code and follow the official account. , Committed to the world's most professional precision stamping processing plant for electronic parts