Skip to Content

Dell Monitor USB Not Working

Your Dell Monitor USB ports are essential for the optimal functioning of your computer and for the use of smartphones, USB flash drives, headsets, printers, external hard drives, and other devices. If they stop working, this can cause delays and frustration in completing your necessary work and in taking care of family business such as arranging family functions. Read on to learn about several key easy troubleshooting steps you can take to determine the cause of your Dell Monitor USB not working, so you can rectify the problem quickly.

If your Dell Monitor USB is not working, first check that the USB cable that connects the computer to the monitor is properly connected. Then determine if a different USB cable works normally. If not, run a Dell USB diagnostics test on the USB ports.

Dell monitor illustrating the USB charging

Dell Monitor USB not Working

Another potential cause of your Dell Monitor USB not working could be a problem with the USB Root Hubs. Careful troubleshooting can determine if this is the cause of the problem so that you can rapidly get the USB Ports working again.

If your Dell Monitor USB is not working, open the Device Manager and then click on the USB Serial Bus controllers. Look at the list to find the USB Root Hubs. Right-click on all the hubs and click on Properties. Then click on the Power Management Tab.

After this, uncheck the box indicating Allow the Computer to Turn Off this Device and repeat this same procedure on all the USB Root Hubs. Then reboot your computer and check to see if all the USB ports that are listed on the Display are working.

Dell Monitor USB not Charging

Female working on computer

Your Dell monitor supplies power both to the USB ports and to the USB hub. Sometimes, Windows Power Management will automatically turn off the power to your USB ports. If you restore power to the USB ports and USB hubs, you can usually restore power to the USB.

If your Dell Monitor USB is not working and is not charging, go to Start and then type into the search box the words Device Manager. Then click on Universal Serial Bus Controllers and see the list of USB Ports that are on the computer. Right-click on each USB port and then click on enable.

Dell Monitor USB Hub Not Working

If the USB hub on a Dell monitor is not working, it’s often due to the USB upstream cable not being connected properly. Ensure this cable is securely connected from the monitor’s USB upstream port to a USB port on your computer. This connection is essential for the hub’s functionality.

Another common issue could be related to the computer’s USB drivers. Outdated or corrupted drivers can cause the USB hub to malfunction. Check your computer’s device manager and update the USB controller drivers. Restart your computer after updating to ensure changes take effect.

Lastly, the problem might be due to power settings on your computer. Some power-saving settings might turn off USB ports to save energy. Adjust these settings in your computer’s power management system, ensuring that USB ports remain active, especially when the computer is in use.

Dell Monitor USB Device not Recognized

Confused man while looking at the monitor

If your Dell Monitor USB device is not being recognized, this can cause major problems for all of your computer needs. Simple troubleshooting can soon delineate the cause of this problem so that you have it fixed quickly.

If your Dell Monitor USB is not working and is not being recognized, turn off the computer and turn off the monitor. Then disconnect all USB, power, and video cords as well as the mouse and keyboard. Press the monitor power button for fifteen seconds.

Now, plug only the power cord and one video cable into the Dell Monitor. Turn the computer and monitor back on and open the Device Manager for Windows. Then open the Universal Serial Bus Controllers and look for any Unknown listings.

If there are any that are not recognized, Right Click it to Uninstall them. Then close the Device Manager and reboot the computer. New hardware should then be recognized. Open the Device Manager again to make sure there are not any devices that are unknown.

If there are not any unknown devices found, keep the Device Manager open and connect a USB Upstream cable from the monitor to a 3.0 USB port on your Dell Monitor. Check now to see if New Hardware appears.

Dell Monitor USB not Detected

Confused woman while looking at the monitor

If your Dell Monitor USB is not detected, it can be extremely frustrating. It can prevent the use of your gaming headphones or printer or external hard drives. Proper solutions to these problems can quickly resolve these problems.

If your Dell Monitor USB is not working, use the Dell Diagnostic Test on all the USB Ports. Click on Start. Then press the F12 key, which will then enter into the One-Time Boot Menu. Then select Diagnostics.

Press the Enter key. Then follow all of the on-screen prompts and answer all of the appropriate questions. If the diagnostics test is passed, you can then go on to the next step. If the test is found to fail, keep a record of the Error Code and of the Validation code.

At this point, you will need to contact Dell Technical Support with all of this information.

Dell Monitor USB Ports no Power

Confused woman while looking at the monitor

Dell Monitor USB Ports problems are indicated by a USB device that is not working at all or is only occasionally working, by an error message showing that is related to the USB device, by an error device indicating that the USB device is running at slower than normal speed.

If your Dell Monitor USB is not working to provide power, unplug the USB devices. Then unplug the power cable from the computer and restart the computer and Dell monitor. Disable USB Power Management to see if this is causing the problem.

Dell Monitor not Detecting USB-C

Confused man while looking at the monitor

USB-C refers to a USB connector system that contains twenty-four pins. USB-C has a smaller connector shape that makes it easier to plug the USB-C in. USB-C is able to carry more power and so is able to charge up larger devices such as laptop computers and also transfer more data. USB-C has a transfer speed that is double that of USB 3.0 and can be up to

If your Dell Monitor USB is not working and is not detecting your USB-C USB, first try using a different cable. Then search and open USB settings. Find the USB error code and then follow the troubleshooting steps as outlined in Error Codes in Device Manager in Windows.

Copyright article owner is for this article. This post was first published on November 3, 2021.

On a PC with type C connections, there are larger limits of power for charging. Because of this, both the cable and the charger must all comply with the PC requirements for a faster level of charging.

Related Articles

Dell Monitor Displayport Not Working

Dell Monitor Not Connecting to Laptop/Mac/PC

Dell Monitor Not Working Keeps Turning Off/On/Blinking

Dell Monitor Flickering

ReadyToDIY is the owner of this article. This post was published on November 3, 2021.

Dell Monitor Not Turning On