Usb port not working

[saratsolution]

Hello,
how can i solve my usb port not working problem?

 

[ksiemb]

Hello,
how can i solve my usb port not working problem?

What is the error ?

You might try this:
Refresh the USB Stack

a. Bring up - Device Manager –

b. Expand USB Serial Controllers - RIGHT CLICK on EVERYTHING and UNINSTALL all except the category itself.

c. REBOOT the computer. This refreshes the drive and the USB stack