The laptop does not recognize how to solve the usb device.
This article Xiaobian detailed introduction of "notebook computers can not identify usb devices how to solve", detailed content, clear steps, details handled properly, I hope that this "notebook computers can not identify usb devices how to solve" article can help you solve doubts, the following follow the editor's ideas slowly in-depth, together to learn new knowledge.
Step 1: uninstall the driver and reconnect the external hard drive
Click the start menu, enter the Control Panel, open the device Manager, find the device you inserted in the disk drive list, click uninstall, unplug the usb cable and reconnect after the uninstall is complete, and the driver will load automatically.
Step 2: reinstall the usb controller
Go to the Control Panel, open the device Manager, expand the universal serial bus controller, right-click the device and select "Uninstall". Repeat the above operation for each device. Restart the computer and the usb controller will be installed automatically.
Step 3: disable the usb selective pause setting
Go to Control Panel, open Power options, and click change schedule Settings. Then click "change Advanced Power Settings", expand usb settings, select usb selective pause setting, set to "disabled", and click OK.
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