8 Fixes For No DP Signal From Your Device (Displayport HDMI)

When delivering a signal to a monitor, DisplayPort has stepped up the game. It is advantageous since it transmits video and audio over a single connection and performs far better than HDMI or even DVI.

No DP Signal From Your Device (Displayport HDMI)

New technology typically brings new difficulties, and “No DP Signal From Your Device” is no exception. If “No DP Signal From Your Device” occurs, try the following other possibilities, which are usually simple to fix.

What Causes the “No DP Signal From Your Device” Issue?

  • Defective Cable. If you use a damaged DisplayPort cable, the signal will not be sent to the monitor. You might obtain a partial signal, which could be enough to get video but not both video and sound.
  • Multiple Monitors. People use DisplayPort cables for various reasons, one of which is to connect numerous monitors. If you’re merely attaching a single monitor, HDMI might be sufficient.
  • Graphics Card. If your computer has a DisplayPort port, your graphics card can certainly handle it. The signal won’t be handled if the graphics card has been replaced or if you’re utilizing an external graphics card.
  • Malware. If the computer is contaminated with viruses or malware, the signal may be blocked from reaching your monitor. It happens when rogue software clashes with a driver that allows your display to function.
  • BIOS. Start the computer and push the F2 key to see the Dell logo. You’ll be able to access the BIOS settings and double-check everything. In BIOS, you can test the graphics card, monitor, and other components.
  • Safe Mode Issue. Also, boot the system in safe mode. It is advantageous since it merely loads the bare minimum required to launch Windows.

Solutions To Fix No DP Signal From Your Device Dell Monitor ( P2417h P2419h P2417hc )

  1. Unplug And Reconnect The Displayport Cable
  2. Install The Monitor Drivers
  3. Update Monitor Drivers
  4. Update Graphics Driver
  5. Clear Display Cache
  6. Check The Video Cables
  7. Check The Display Adapter
  8. Contact Monitor Manufacturer

1. Unplug And Reconnect The Displayport Cable

If you receive “No DP Signal From Your Device” on your computer, disconnect and reconnect the cable. Before reconnecting the connection, make sure the DisplayPort on your PC is clean and dust-free.

Unplug And Reconnect The Displayport Cable

Also, ensure no foreign material obstructs contact between the connection, your computer, and your DisplayPort monitor. Use compressed air to remove foreign materials from the DisplayPort on the monitor and your computer.

If you’re using a DisplayPort adapter, ensure the cable is properly plugged into the adapter, and the adapter is properly plugged into your computer. If the adapter includes more than one DisplayPort port, change the cable to another one.

After checking cable connections see if the “No DP Signal From Your Device” issue is solved or not.

2. Install The Monitor Drivers

Some external displays have native drivers that power some of the device’s components or capabilities. If your monitor requires a driver or companion app, ensure you install it.

Install The Monitor Drivers

Your monitor isn’t receiving a DisplayPort signal from your device. Consult the monitor’s instruction book or contact the company to see if a support driver or app is required for the device to function correctly.

After installing the driver see if the “No DP Signal From Your Device” issue has been resolved to not.

3. Update Monitor Drivers

Old and outdated drivers can also cause “No DP Signal From Your Device” errors to appear on the monitor.

Firmware upgrades from display manufacturers are frequently released to repair system flaws and improve the functionality of their displays. Check the monitor manufacturer’s website to see whether an update is available for your monitor.

The instruction booklet may also contain thorough instructions for updating your display. Alternatively, you can update monitor drivers by following these steps.

  • Enter device manager in the taskbar’s search box, then pick Device Manager.
  • Choose a category to display device names, then right-click (or press and hold) the one you want to change.
  • Select Automatically search for new driver software.
  • Update Driver is the option to choose.
  • If Windows cannot locate a new driver, go to the device support site and follow their advice.

4. Update Graphics Driver

Connect your device to the network and then proceed with the instructions below.

  • Select Device Manager from the Quick Access Menu by right-clicking the Start menu icon or pressing Windows + X.
Device manager
  • Expand the Display adapter category, right-click display adapter, and choose Update driver from the drop-down menu.
Update driver
  • Select Automatically search for drivers.
Update Monitor driver

During Windows Updates, Microsoft may install the most recent versions of certain drivers on your system. If the Device Manager fails to discover a graphics driver update for your PC, look in the Windows Updates section.

  • On Windows Update, choose Search for updated drivers.
  • Your computer should begin looking for the system, and the driver updates automatically. 
  • Select the Check for Updates button if you don’t want to wait.

5. Clear Display Cache

  • Disconnect the display from your Surface or unplug it from the Surface Dock.
  • Download the Surface Dock registry file. Select the option to open the file. Whether you have a dock or not, this file will delete your cache.
  • Select surface dock registry.reg and run it.
  • Yes, to enable changes to your Surface, Yes to confirm, and then OK to end the window.
  • Restart your Surface, attach the Dock and monitors, and test your external display once more.

6. Check The Video Cables

Check The Video Cables

Use a high-quality video cable with a maximum length of 6 feet. Ascertain that all video connections are secure. Check the video port on your TV, computer, or projector for a connection.

  • Use the cable that came with your display or double-check that it can handle video. When using Surface devices with USB-C connections, always do this.
  • Use a new video cable that connects your Surface if the one that came with your monitor isn’t working.
  • Remove any video extension cables or converters from your setup to check whether they’re the source of the problem.
  • Contact the manufacturer for assistance if you’re encountering problems with a video adapter from another firm.
  • This will fix cale related issue and eventually “NO DP signal from your device” issue.

Displayport Monitors Are Required.

  • Use a Mini DisplayPort-to-DisplayPort cable with a maximum length of 6 feet. 
  • With DisplayPort, you can use the highest resolution and refresh rate your Surface supports.

If You’re Using Numerous Monitors

  • Here’s what you’ll require if you want to use many monitors.
  • At least one DisplayPort output port and two monitors with DisplayPort 1.2 input ports
  • DisplayPort cables with one Mini DisplayPort end are standard.

For Surface Devices That Can Be Daisy Chained Together.

Connect the Mini DisplayPort on Surface to the DisplayPort input on the first display with a Mini DisplayPort to DisplayPort cable.

If you just have one display with an output connector, connect your Surface to it first.

  • Connect the first monitor’s output port to the second monitor’s DisplayPort input port.
  • Set both displays to use DisplayPort 1.2 as input by following the manufacturer’s instructions.
  • Now check if “NO DP signal from your device” has been fixed or not.

7. Check The Display Adapter

Check your connection if you’re using a USB-C to HDMI Adapter or a USB-C to USB-C to VGA Adapter. Remove the adapter and firmly reinstall it to ensure it is linked to your Surface.

If your display does not support DisplayPort, we recommend using HDMI instead; otherwise, DVI or VGA should do. The adapters in the table have been checked for compatibility and can assist in the resolution of video problems. 

See Officially sanctioned third-party accessories for more alternatives.


  • Surface USB-C to HDMI Adapter for Business Surface
  • Surface USB-C to HDMI Adapter for Business Surface
  • Adapter for Surface USB-C to VGA
  • USB-C® Travel Hub from Microsoft


  • Surface Mini DisplayPort to HDMI 2.0 Adapter HDMI Surface Mini DisplayPort to HDMI 2.0


  • Adapter (Model 1819) – Gofanco mDP to DVI Active Converter (Active) (Model mDPDVIA) – mDP-to-DVI Active Cable Matters (model 101022) – Engaged
  • Adapter for Surface Mini DisplayPort to VGA.

A “Y” or “dual-link” connector splits the signal between two or more monitors should be avoided.

If you’re using a Mini DisplayPort adapter, double-check that it’s connected properly. The connector must be plugged in with the flat side of the connector aligned with the flat side of the Mini DisplayPort for the adapter to work.

Now check if “No DP Signal From Your Device” has been fixed or not.

8. Contact Monitor Manufacturer

If the troubleshooting steps above did not address the “No DP Signal From Your Device” problem, it could be a hardware issue. For assistance, contact the monitor’s manufacturer or take it to a reputable repair shop near you to have it inspected for hardware damage.

While you wait for help, you can connect your device to the monitor using alternative interfaces such as HDMI or DVI. they will definitely solve the “No DP Signal From Your Device” issue.


An ordinary computer issue is “No DP Signal from Your Device.” You can read and implement all of the solutions mentioned above. The majority of the time, this problem is caused by loose connections. Check your display and cable connections to see whether the problem has been resolved.