HP laptop black screen: what to do when powers on with no display

HP laptop black screen: what to do when it powers on but shows no display

When your HP laptop is clearly running but the screen stays blank, a few quick checks can tell you whether you’re dealing with Windows, graphics, or the display itself.

  • This issue happens when the laptop powers on (lights, fan, sometimes sound), but the built-in screen shows no image or is extremely dim.
  • Common causes include a graphics driver crash, a Windows hang after sleep or updates, backlight/display hardware problems, or a power state glitch.
  • The fastest first steps are a power reset, a graphics reset shortcut, and an external monitor test.
  • If an external monitor works while the built-in screen stays black, the problem is often the panel, backlight, or display cable.
  • If nothing shows anywhere, suspect boot/startup, power, or graphics hardware and move to deeper diagnostics.

What to do first

Do a power reset, then press Win + Ctrl + Shift + B to reset the graphics driver, and finally test with an external display over HDMI. If the external display works but the laptop screen stays black, focus on the built-in display path rather than Windows.

Why does an HP laptop get a black screen?

Most black screen cases fall into three buckets: Windows, graphics, or the display.

Typical patterns:

  • Windows is up, but the graphics driver is stuck (you may hear the login sound or see keyboard LEDs respond).
  • The backlight is off (the image can sometimes be faintly visible under strong light).
  • The system is hung after sleep, hibernation, or an update and needs a clean power reset.

What can you check in 2 minutes?

Start with the safest steps.

  1. Confirm power
    Plug in the charger, try another outlet, and look for steady charge indicators.
  2. Remove external devices
    Unplug USB drives, docks, and peripherals.
  3. Force a full shutdown
    Hold the power button for about 10 seconds, then power on again.
  4. Check brightness and display mode
    Try increasing brightness. If you use an external monitor or dock often, also try switching display mode with Windows + P.

How do you tell if it’s the screen or Windows?

The fastest answer comes from an external monitor test and a couple of “is it alive” signals.

Does an external monitor show an image over HDMI?

Connect a monitor or TV via HDMI and reboot.

How to interpret the result:

  • External display works → the built-in screen path is the likely culprit (panel, backlight, cable).
  • External display is also blank → focus on boot, graphics, or power state issues.

Quick diagnostic table

SymptomLikely causeFirst move
Laptop runs, external monitor shows imagebuilt-in display/backlight/cablejump to “when it’s time for service”
Black screen but Windows seems to loadgraphics driver issueWin + Ctrl + Shift + B
Black screen after sleep or updateshang or driver conflictpower reset + recovery
No display anywhereboot/power/graphicspower reset + startup menu attempt

Which keyboard shortcut can bring the screen back?

Win + Ctrl + Shift + B resets the graphics driver and can bring the display back without a full reinstall.

Try this:

  1. Press Win + Ctrl + Shift + B.
  2. Wait 5–10 seconds.
  3. If the screen flickers and returns, save your work and reboot.

How do you do a proper HP power reset?

A power reset clears stuck power states and is a top fix for “powers on, no display”.

Steps:

  1. Power off completely (hold power for 10 seconds).
  2. Unplug the charger.
  3. Remove external devices.
  4. Hold the power button for 15–20 seconds.
  5. Plug the charger back in and power on.

How do you open the HP startup menu if the screen is black?

If the machine is booting but you can’t see Windows, try the startup menu early in the boot.

Common approach:

  1. Power off.
  2. Power on and immediately start tapping Esc about once per second.
  3. If the menu appears, you can access diagnostics or BIOS settings.

If nothing shows, repeat after a power reset.

What if the black screen started after an update?

Start with fast fixes, then move to recovery and Safe Mode.

A clean sequence:

  • Win + Ctrl + Shift + B.
  • Power reset.
  • If you can reach recovery, boot into Safe Mode and roll back or reinstall the display driver.

Decision mini-tree

  • If external display works → suspect panel/backlight/cable, plan hardware diagnostics.
  • If Windows sounds are present → try the graphics reset shortcut first.
  • If it began after sleep/update → power reset, then recovery and driver rollback.
  • If nothing shows anywhere → treat it as boot/power/graphics and escalate.

When is it time for service?

If the external monitor works reliably but the built-in screen never shows an image, this is often hardware.

Strong signals to stop guessing:

  • image only appears on external display;
  • the laptop screen image is faint under a flashlight (backlight issue);
  • the problem started after a drop, liquid, or visible screen damage;
  • repeated reboot loops or immediate shutdowns.

Checklist before you contact support or a repair shop

  • exact HP model and series;
  • when it started (sleep, update, overheating, impact);
  • whether Caps Lock/Num Lock respond;
  • external monitor test result;
  • what you already tried (power reset, Win+Ctrl+Shift+B, startup menu).

Questions and answers

Why does my HP laptop turn on but show a black screen?

Most often it’s a graphics driver hang, a stuck power state after sleep, or a backlight/display hardware issue.

What’s the fastest Windows fix to try?

Win + Ctrl + Shift + B, then a reboot if the screen returns.

How do I know it’s a screen hardware problem?

If HDMI output works but the built-in display stays black, the display path is the likely cause.

Does a power reset delete data?

No, it resets power state. It doesn’t wipe files.

What should I do if this happened right after an update?

Use recovery and Safe Mode to roll back or reinstall the display driver.

Sources