Repeat the step 5 and uninstall all items under "Universal Serial Bus Controllers". Press "Down" to move to the first item and press "Delete" to remove it.Ħ. In Device Manger, press Tab and use "Up" and "Down" to move the highlight to "Universal Serial Bus Controllers".ĥ. Type “devmgmt.msc” in the Search bar and press "Enter". Press "Ctrl + Esc" to open the “Start” menu.Ģ. Then, restart your computer and Windows 7 will reinstall all USB controllers automatically.ġ. Repeat the step 2 to uninstall all items under "Universal Serial Bus controllers". In Device Manager, double click to expand "Universal Serial Bus controllers", right click on the Host Controller, click "Uninstall" and click "OK".ģ. Click "Start" button, type “devmgmt.msc” (without quotes) in the “Search” bar and press "Enter". First, please disconnect all USB devices and then perform the following steps:ġ.
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