Use a Different Adapter: Always use Dell provided or Dell-approved adapter or charger with your laptop. If available, test with a known working adapter to check if the adapter is faulty. Remove the Battery: If your laptop has a removable battery, remove it, and try to power on the laptop using only the AC adapter or charger. Refer to the laptop’s user guide or service manual. If the laptop turns on without the battery, contact Dell Technical Support to explore repair options available in your location based on your device’s warranty status.

Power button failure and inability to start laptop without physical button press are common issues. If the power button is broken, try turning on the Dell laptop by connecting it to AC power and opening the lid, as some models auto-start.

March 26, 2021 - Unplug all peripheral devices, like flash drives, USB mice, webcams, etc. Press and hold the power button for 20 seconds to release any residual power. Reconnect the battery and power cable.

March 24, 2026 - My Dell laptop suddenly won’t turn on. When I press the power button, there is no response — no fans, no lights on the keyboard, and the screen stays black....

September 12, 2025 - Asurion Experts guide you through troubleshooting steps when your Dell laptop won’t turn on.

April 19, 2026 - When neither lights come on, see the Computer Won't POST: POST Error on Laptops and Desktops library page for common fixes to POST issues on your laptop. When lights do come on, ensure that you have run the LCD-BIST as outlined in Fix 1. In a well-lit environment, the computer might be on, but the screen could appear blank because the display brightness is set to its lowest level, making it seem like it is not turned on.

September 16, 2025 - The Dell logo usually appears on the screen indicating the laptop is booting. If the screen remains black after a few seconds, press the power button again and hold it for about five seconds to force a shutdown. Wait a moment then press it once more to turn the laptop on.

Touch or click Power on Lid Open to switch between enabling or disabling this feature.

Common causes for desktops are a disconnected power cable and for laptops, a defective battery, AC adapter, or outlet. In this video, we will guide you through the steps to fixing these power issues. First, shut down your computer. Disconnect any external peripherals. Turn on the computer and check to see if it powers on.

May 27, 2025 - Power cycle your Dell laptop. Turn off and unplug the laptop, remove external devices (like USB drives and printers), and hold the power button for 15-20 seconds to drain residual power.

August 23, 2022 - Then press and hold the laptop's power button for 20 seconds. Finally, plug the laptop back into the AC adapter and connect it to the wall. Try starting it again. Press and hold the power button for 20 seconds to perform a hard reset.

2 weeks ago - Asurion Experts walk you through the simple steps to restart your Dell laptop, even when it's not responding, to get your computer running smoothly again.

Answer (1 of 4): You can but you would require the power adapter. First, make sure the power adapter is connected to the wall and is switched on. Next, hold down Ctrl + Esc keys together and plug the power adapter in while holding the keys down. Once the system powers on, release the Ctrl + Es...

Attempt to access the BIOS by pressing F2 as soon as you see the Dell splash logo on screen during startup. You may need to spam it a few times, as the window for key presses is narrow. If possible, update the BIOS to the latest version using Dell's official support website or software.