Show that unknown USB devices fail set (address), update drive, unloading equipment, change the interface were tried, power supply or not, even restore factory Settings reinstall system also not line, ask everybody to help!
CodePudding user response:
Format the U disk, try to find other machines, if the same problem, estimates that U disk is broken,
CodePudding user response:
reference 1st floor lich2005 response: format the U disk try, looking for other machines, if the same problem, estimates that U disk is broken, changed 3 U disk CodePudding user response:
Suggest to install motherboard driver, try the USB port or change to the rear of the chassis CodePudding user response:
U disk to get the other computer, if you can, is the machine is broken, if can't, is u disk is broken, it's that simple, CodePudding user response:
reference 4 floor caozhy response: u disk to get the other computer, if you can, is the machine is broken, if can't, is u disk is broken, it's that simple, hear you say so professional, that I will tell you, I run into the problem of USB flash drive in other computer is good, change to his host, before and after the host all USB interface, can't, but it is can use the keyboard mouse, procuratorial U disk drive in the device manager is the latest, in the device manager closed the USB power saving mode, and my host in addition to the mouse and keyboard didn't connect other devices, so there is no power supply is insufficient, loaded in the device manager try to uninstall the USB interface equipment, many times I didn't any computer antivirus, management software, finally to do system also not line, can't... With professional you tell me what went wrong, CodePudding user response:
Cannot be ruled out is compatibility, compatibility problem is the two things are good, together don't deserve, such as a CD, in an optical drive is read not to come out, but it's other drives can read again, the drive to read other disk can be read, and a display card, in point of motherboard is not bright, but the motherboard and graphics card still is good, there is a very small probability will have this kind of situation, you can try your computer can read other usb flash drive, if not, is a problem of driver, if can, is compatibility issues, CodePudding user response:
This kind of situation, I also met with what you have not make up, as long as U disk inserted to see equipment, but it won't suggest you use the driver, there is a peripheral drive in life where you update drive, normally is ok, because you install the latest driver is not necessarily correct compatible, can try this, I'm talking about CodePudding user response:
What is your system, the machine is what signal CodePudding user response:
Tend to use U disk PE start to go in to see if can, also not line, when the motherboard Usb control is broken, and you can use the environment, if it is in the company domain environment, may have been disabled the U disk, CodePudding user response:
I use a disable usb tool, ordered to disable, actually cannot be enabled, behind the turntable system CodePudding user response:
The system update 
