The reason and solution for detecting the u disk after reinstalling the win7 system

Many people choose to reinstall the system when they encounter some system problems, but after reinstalling, they will encounter various problems. Recently, users have found that after reinstalling win7 system, win7 system will I can't detect the u disk. What should I do if I encounter such a problem? Let's share it with you.

Cause analysis:

1, no motherboard USB driver installed;

2, may have disabled "USB Root Hub";;

solution :

1. Install the motherboard USB driver with the driver CD, insert the driver CD into the CD-ROM drive, and then the computer will play automatically, then click one button to install.

2, enable “USB Root Hub”, the specific method is as follows:

1) Right-click "Computer", select "“Device Manager" in the right-click menu bar ;

2) In the “Device Manager” interface, find “Universal Serial Bus Controller”;

3) You will see “USB Root Hub” here. In the disabled state, right click on the "USB Root Hub" and select "Enable";

4) After enabling, you can see the USB flash drive in the Explorer interface.
About how to detect the u disk after reinstalling the win7 system, I will share it with you. If you have encountered such a problem after reinstalling, you can try to solve it with the above method.