If the keyboard doesn't light up when pressing these keys, press and hold the “Fn” key and press the “Escape” key and then try again. If your keyboard has a backlight, you can enable or disable the feature in BIOS. To do this, turn on or restart the system. At the Dell logo screen, repeatedly tap the “F2” key to enter the system BIOS. Adjust Keyboard Backlight Timeout I have a new Precision 5520 and the keyboard backlight turns off about 10 seconds after the last keystroke. How can I set it to stay on longer? If you want to keep the keyboard backlight on your Dell laptop always on, you can adjust the settings in the BIOS. Here's a step-by-step guide: Restart your laptop and press the F2 key repeatedly as it boots up to enter the BIOS setup. Once in the BIOS, navigate to the System Configuration tab. Look for an option called Keyboard Illumination or Keyboard Backlight. You should see options like. G15 5515 keyboard backlight not working I have this problem with my G15 5515 laptop, I couldn't turn the backlight on. I tried getting the latest update but it says that there are no AlienFX connected. So whats Happening? Learn what to do if your Dell system becomes stuck on a black screen with the keyboard backlight on after restarting following a Windows 11 25H2 update (build 26200.8246, 26200.8328, or 26200.8457). The marketing images of my laptop model had the keyboard backlight in different colours and I was wondering if it's possible to change it on my HP Gaming Pavilion - 15-cx0157tx thanks! In the BIOS menu, look for Keyboard Backlight or Action Keys Mode and ensure it’s enabled. Save changes and restart. Power Reset the Laptop Turn off your laptop, disconnect the charger, and remove any external devices. Hold the Power button for 15–20 seconds to discharge any residual power. If your Dell laptop's backlit keyboard isn't turning on, there are a few steps you can take to troubleshoot and resolve the issue: Check Keyboard Backlight Settings: Many Dell laptops have a keyboard shortcut to control the backlighting. Look for a Fn key (usually near the bottom left of the keyboard) and a corresponding key with a backlight icon (often looks like a sun or light bulb). Press. Learn how to turn on a backlit keyboard, keep the keyboard backlight off, and troubleshoot common issues like keyboard illumination not working. Follow easy steps for enabling and adjusting backlit settings on Dell laptops. To troubleshoot keyboard issues you can try the steps recommended below. When the backlight is enabled using the key on the keyboard and the backlight stays on for only a few seconds, the backlight timeout setting might need to be configured in the BIOS.