The USB Interface Does Not Respond And The Solution

It is not a problem with the USB camera that the USB camera is connected to the USB interface and does not respond or abnormality is not automatically installed. The following author introduced the reason why the computer USB interface can not be used or the USB interface does not respond and the solution.

1, some computer chassis front USB interface is not available

The user uses the USB interface on the front of the chassis, but the USB interface on the chassis is only useful if the USB data cable on the chassis is connected to the corresponding interface on the motherboard. In many cases, the USB interface cable on the chassis is forgotten to connect when the chassis is installed. Going to the mainboard, the USB interface on the front of the chassis was found to be unavailable later. If you encounter the front USB interface is not available, may wish to connect the USB interface behind the chassis, the rear USB interface provided by the motherboard, the general problem can be resolved.

2. The system disables the USB service

Generally, if nothing is set, this situation will not happen, but some friends may prefer to use such as Tenveo Guardian or 360 Guardian optimization system, disable the USB service, there will be a USB interface is not available.

Solution: If you have used good, just optimized some of the problems caused by the system project, most of them are caused by the disable of the USB service, the solution can be cut off guards boot optimization services check whether certain key system services disabled .

3, USB function is disabled in BIOS settings

In the motherboard BIOS there is a USB control switch, the default is turned on, if the wrong BIOS or BIOS error may cause the USB interface is disabled, so if you exclude the above, we may wish to check whether the BIOS settings are disabled.

Solution: Restart the computer, press the DEL keyboard, you can enter the BIOS settings, then find the USB settings, change it to open and save and restart.

4, the USB interface is damaged or the motherboard fails

If the above three conditions still can not solve the problem, then you need to pay attention to USB interface failure or equipment failure, so we might as well take a few more USB devices to try, if multiple devices, such as mobile phones, U disk, etc. can not Use, or other people's computers can use, their own is not, it may be damaged USB interface, we can try to change the host behind the other USB interface to try, still not work, most of the motherboard problem, it is recommended to take overhaul.