win10/win8.1/win7 unable to identify USB device problem solving method

Method 1: Uninstall the drive and reconnect the external hard drive

We just need to click "Device Manager" in the control Panel and then locate the "Disk drive list" and find our device, right click Uninstall.

All right, after we unload the device, we'll reconnect the data cable and see if it's back to normal.

Method 2: Re-security USB controller.

Open Control Panel-Device Manager, expand the universal Serial Bus controller, right-click the device and choose Uninstall, repeat for each device. When you are done, restart your computer and the USB controller will be installed automatically.

Method 3: Disable USB selective pause settings.

Control Panel-Power Options, click the Change plan settings next to the currently selected power plan.

Click to change advanced power settings.

Expand USB Settings-usb Selective pause settings, set to Disabled, OK.

Okay, here's a summary of three ways to solve your computer's inability to recognize USB, and solving these three solutions can solve your problems, as shown in the details below.