Step 1: Open Device Manager, expand Universal Serial Bus controllers, right click USB Root Hub and select Properties. Solution 6: Change the Power Management Setting for USB Root Hub Step 3: Expand USB settings>USB selective suspend settings, choose to Disable both Battery and Plugged in settings and then click Apply>OK. Step 2: In the next interface, click Change advanced power settings. Step 1: Go to Control Panel>Power Options, then select Change plan settings. Solution 5: Disable USB Selective Suspend Setting And your USB controllers will be automatically installed. Step 2: Right click the device and select Uninstall. Step 1: Open Device Manager and double click Universal Serial Bus controllers in order to open it. Solution 4: Try to Reinstall USB Controllers This time your USB hard drive will be recognized. Step 4: Wait for a while and then reconnect your USB hard drive to your Windows PC. Step 3: After the USB drive is uninstalled completely, unplug your USB device and restart your computer. Step 2: Go to Disk drives, find your USB hard drive and right click it and then select Uninstall from the drop-down menu. Step 1: Press the key of Windows+X simultaneously and select Device Manager from the list.

When your USB flash drive or USB external hard drive isn't recognized due to driver errors, implement the blow instructions to fix it. If your USB drive doesn't show up in your Windows PC after connected, there maybe something wrong with the USB driver. Solution 3: Uninstall and Reconnect the USB Drive Then restart your computer to see if it works. Step 5: Under the section of Shutdown settings, uncheck the option of Turn on fast startup and then click the button of Save Changes. Step 4: And then click Change settings that are currently unavailable in the next window. Step 3: Click Choose what the power button does on the left panel of Power Options. Step 2: Select the option of Hardware and Sound in the window of Control Panel and then look for Power Options. Step 1: Go to Start, type Control Panel in the search box and then click to launch it. If you have turned on Fast Startup on your PC, your usage of USB hard drive maybe influenced. The reason why USB flash drive is not recognized by Windows 10 may exist in the feature of Fast Startup. Solution 2: Turn Off the Feature of Fast Startup If it doesn't work, move on to next methods.

A few minutes later, restart the computer and reconnect your drive to it. USB stick is not recognized in Windows 10? If you encounter such a situation, the first way you can try to fix the error is to plug out your USB drive and shutdown your computer. Solution 1: Shutdown and Restart Your Computer

Windows 10 serial key not blocked