What To Do If USB Port Not Working In Windows PC

What To Do If USB Port Not Working In Windows PC

There are several I/O devices that are connected to the PC using USB Ports available in the machine. These devices may be portable hard drives, flash drives, printers, cameras, etc. We connect our Smartphone to PC using USB cables. Then, what to do if USB port not working in Windows PC. We download music in Pen drives when connected through USBs. What happens if these USB ports do not respond? Or whenever prompt error message like “USB device not recognized”.

Many error message appears such as USB not reading, USB not transferring, USB is not yet available, USB not accessible, USB not working, etc. This message appears only after connecting the devices to the USB Ports. There are many ports available on your PC. Please check one or all ports are working or not. If one or two ports are not working then it may be the hardware issue. But if all connected ports are not working and raising error, it is definitely a software issue.

If you are facing the same issue with your PC, then read the article to solve it easily. In this article we have added few troubleshooting techniques with screenshots. These screenshots are very helpful in understanding the troubleshooting steps. Let us read and follow the procedures given below.

List of Solutions performed if USB Port is Not Working in your Windows PC

Solution 1: Update the USB Root Hub Drivers

Step 1: Press Windows Key + X to open Tool Menu. Scroll down to Universal Serial Bus Controllers and unwrap it. Right-click on USB Root Hub and select Update driver.

Step 2: On the next Update Drivers wizard, click on “Search automatically for updated driver software”. It will automatically update all program.

Step 3: Do the same process for all USB Root Hub devices available there.

Solution 2: Turn Off Fast Startup

Step 1: Go to the search bar and type control panel. Click on the match content from the list. When control panel window is open.

Step 2: Click on the “Power Options” from the available Settings. Click on the link “Choose what the power button does”. On the next page, click on “Change settings that are currently unavailable”.

Step 3: Switch to the Shutdown Settings Panel. Uncheck the option “Turn on fast startup (recommended)” and finally click on Save changes.

Solution 3: Uninstall the USB Controller

Step 1: Press Windows Key + X to open Tool Menu. Scroll down to Universal Serial Bus 

Controllers and unwrap it. You will see many driver software installed in the list.

Step 2: Right-click on each of them and choose Uninstall. When they are uninstalled restart the computer. It will automatically be installed during computer startup. Now check if the problem is solved.

Solution 4: Change Power Mgmt. Settings for USB Controllers

Step 1: Press Windows Key + X to open Tool Menu. Scroll down to Universal Serial Bus Controllers and unwrap it. Right-click on USB Root Hub and select Properties.

Step 2: Navigate to Power Management in the USB Root Hub Properties window. Uncheck the “Allow the computer to turn off this device to save power” option. When done click on OK to save the changes.

Step 3: Please repeat the same process for all USB Root Hub drivers. When done check if the problem is solved. Hope it will help you.

What To Do If USB Port Not Working In Windows PC?

Solution 5: Modify the Registry

Step 1: Press Windows Key + R to open Run Window. When run Window is open, type regedit and press Enter or OK.

Step 2: When the Registry Editor window is open, click on the File menu at the above. Then click on Export…

Step 3: Navigate below to the Export range. Checkmark on All. Select a perfect location which is safe. Enter the name you want and press Save.

Step 4: Back again to the Registry editor window. On the left, the panel, search for the path.

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{4d36e965-e325-11ce-bfc1-08002be10318}. On the right pane, delete the items such as UpperFilter and LowerFilters. When done, restart the computer and see the changes.

Solution 6: Remove your Laptop Battery

This is the solution which is recommended for users having hardware issues. Since capacitors available in our motherboard should be discharged periodically for better execution. So, users are advised to take out the connected battery from laptops and keep it somewhere else till the whole night. After removing the battery, press the power button for 30 to 40 seconds. As a result, the capacitors are completely discharged and hence let you connect USB devices.

What To Do If USB Port Not Working In Windows PC?