2. From the opened computer management interface, expand the device manager option, right-click to find the "Display Disabled Device" displayed with a yellow exclamation mark, right-click the corresponding device, and select the "Enable" item to enable the USB interface of the corresponding device.
Extended data
USB different interfaces
With the popularity of various digital devices, especially MP3 and digital cameras, there are more and more USB devices around us. However, although these devices all use USB interfaces, the data lines of these devices are not exactly the same. These data lines are the same at the end connected to the PC, but when connecting the device end, for the sake of size, various interfaces are usually used.
The connectors of most digital products are the same except those connected to PC, and the other end also follows the standard specifications.
USB is a unified transmission standard, but there are many kinds of interfaces, the most common one is the flat one used by our computer, called port A, which has four wires in it. According to who is plugged in, it is divided into male interface and female interface. Generally speaking, wires are male and machines are female.
1, type a male port
2, type B 5-needle
3. Type B 4-pin
4, 4 stitches
5. Type B 8-pin
References:
Baidu encyclopedia -USB