MP3 Connection Computer not recognized

Possible causes are as follows:

First, the USB interface problem. Maybe your computer's USB interface is damaged, or your computer's USB interface is 1.0, and the data cable is USB2.0, which creates a mismatch.

Second, the motherboard does not support USB ports. If your computer is purchased for a long time, the motherboard chipset is used via to make this happen, it is recommended to go to the website to download the latest motherboard BIOS refresh, and specifically for the VIA chipset provided by the USB drive patch to install, and then restart the computer.

Again, the motherboard support feature is not turned on. Some machines have an external USB interface, but their BIOS is closed by default. Enter the BIOS settings and set the "Onchip USB" in the "Integrated peripherals" and "chipset Features Setup" to "Enabled" and reboot after saving. 3lian.com

Finally, the Plug and Play feature is not turned on. Even if the USB2.0 feature is supported by the motherboard, it needs to be turned on. First look at the CMOS USB port is open, enter the CMOS then select "Pnp/pci Configuration", note that "PNP OS installed" is set to "Yes", while the "Assign IRQ for USB" option needs to be set to " Enabled ". The above two options are set and saved to restart the computer, and the problem can be resolved.