Laptop screen not working but external monitor does dell. Discover how to fix common laptop screen issues, like a blank display, flickering, color issues, and more. It refers to the The laptop screen or desktop monitor is commonly referred to as its display. A discrete monitor comprises a visual display, support electronics, power supply, housing, electrical connectors, and external user controls. Jul 1, 2020 · My Dell XPS (15 inch 9570 model) laptop is not detecting LG external monitor via HDMI cable using Windows 10. If multiple monitors are connected, does the issue only happen on one of the Troubleshoot issues that occur when setting up external monitors If you are trying to set up an external monitor and it’s not working, press the Windows logo key + P to make sure that the Extend option is selected. However, you may encounter common display issues in such multi-monitor setups. This original external monitor didn't show up image either. Laptop A variety of laptops. The problem can be hardware or software if the Monitor is not detected. ; a 2019 Microsoft Surface Pro 7 with detachable hinge (left) and a 2018 Dell XPS 15 9570 with 360 degree hinge (right); a 2014 ThinkPad Helix by Lenovo with detachable screen; and a 2014 Acer Chromebook 11 A laptop[a] is a portable personal computer (PC). Here’s what to do if dual monitor is not being detected on a Windows PC. This wikiHow Oct 24, 2025 · Open Command Prompt or PowerShell and enter "wmic bios get serialnumber" to find your PC's serial number. I have tried making my external monitor as primary, still no Apr 21, 2024 · Start with hardware troubleshooting to fix external monitor connection issues Fixing the issue of your second monitor not being detected could be as simple as checking that it's plugged in and Sep 8, 2024 · Learn how to connect and adjust settings for an external monitor when your laptop monitor is not working. May 13, 2025 · Discover how to fix a webcam that is displaying a black screen on Windows with expert troubleshooting tips from computer and tech specialist Luigi Oppido. Feb 27, 2024 · The second time, after turning it off, this morning it was working, however when I closed the laptop lid it stopped working again when opening. Jun 10, 2022 · Second monitor not detected on Windows? That's probably the last thing you want to see if you're about to give a presentation or have just settled down to do some work. I connected an HDR-capable monitor or TV to my laptop. Windows and System Information won't display your PC's serial number. The main cause of the laptop screen not working but the external monitor does are corrupted graphic drivers or problems in the LCD backlight. For laptop users who often work at a desk, setting up a laptop docking station with a larger touch-screen monitor and accessories like a keyboard and mouse can streamline your setup. It doesn't appear to be a hardware issue with the laptop screen itself as sometimes it'll randomly work, I've updated the integrated graphics (Intel UHD Graphics 620) and also the other one (Nvidia MX150). Steps to fix: 1. Troubleshoot issues that occur when setting up external monitors If you are trying to set up an external monitor and it’s not working, press the Windows logo key + P to make sure that the Extend option is selected. In this video we look at the most common fix to if your Microsoft Surface device isn't connecting to your external monitor or display. The display's resolution is a measurement of how sharp, or realistic, your computer's images are. It’s essential to check all connections and ensure that your laptop recognizes the external monitor. Laptop Screen not working, only external monitor - Can't tell if it is a GPU or mobo issue (xpost to r/techsupport) Hello all! I have a problem with my laptop, and I have contacted the supplier, who seem to think it is a GPU fault. This common problem can be quite frustrating, especially when you need the extra screen space for work or entertainment. Check the specifications first. Restart Your PC Restarting your computer works effectively for many issues, including when your second monitor is not detected. 2019. Sometimes, it happens that the laptop’s screen stops working due to any hardware or software issue. This is a common issue most people will run into eventually, but fixing it is easy! Just follow these tips, and your monitor should be working in no time. Watch new announcements and get handy tips for all out latest smartphones! If you are experiencing issues with your computer’s external display, watch and learn how to fix monitor issues with these troubleshooting steps that are sure to help fix monitor display Discover how to fix common laptop screen issues, like a blank display, flickering, color issues, and more. 39 0 17 U2725QE, Thunderbolt connected to LG 27Up850K monitor, stuck at 8-bit color Started By R RedK_ 4K Hdmi Display - 4K USB C to HDMI Adapter can drive an external monitor to stream video and multitask (up to 4K 30Hz resolutions). Get tips to resolve your laptop display problems. Yes, the GPU can fail in such a way that an external display works correctly, while the internal one does not - that, or there's a mainboard fault between the GPU and the screen, which leads to the same solution. Are you having trouble with your laptop not detecting a second monitor? We’ll walk you through troubleshooting tips to try in case your laptop doesn’t recognize your secondary display. PCWorld helps you navigate the PC ecosystem to find the products you want and the advice you need to get the job done. Its compact and portable design makes it easy to extend your screen space whether you're working from home or in the office Dec 1, 2022 · Brightness control software for all your monitors Dimmer is a small and free application for Windows, designed to help you adjust the brightness of your computer screen, monitor or display. Troubleshoot Laptop Display Issues and Resolve Black Screen Problems Summary: Resolve display or video problems on Dell laptops. If using a laptop, disconnect external displays and peripherals 2. Dec 16, 2024 · Does your Windows PC keep freezing or locking up? Whether your computer is frozen right now, hangs at startup or shutdown, or freezes at random, there are easy ways to narrow down the cause and fix the problem permanently. Jun 19, 2025 · Troubleshoot multiple monitor issues and fix common external monitor connection issues. The laptop screen or desktop monitor is commonly referred to as its display. We would like to show you a description here but the site won’t allow us. Nov 24, 2023 · It depends on the type of monitor, CPU, or laptop model that you own. As the causes are many, there is Aug 17, 2024 · Many users face the issue of their Dell monitor not connecting to their laptop. Replace the system board. Sep 5, 2024 · Second Windows or Mac monitor not working? Troubleshoot the second monitor has no signal, is not detected, incorrect display, wrong resolution, and bad color. I have updated the drivers, Windows 11, and checked all connections, etc numerous times, nothing works. Clockwise from top left: A 2021 MacBook Pro by Apple Inc. Discover how to fix common laptop screen issues, like a blank display, flickering, color issues, and more. Unfortunately I can only communicate with them by email and it is very slow going (a day between mails). This is the place to discuss the latest computer hardware issues and technology. If the command doesn't work, or you can't access Windows, check the BIOS settings or look for a sticker on the hardware, box, or documentation. Jul 27, 2020 · You can do this by going to the display manufacturer’s website and check the support page for information on how to apply the latest firmware update. However, under Display capabilities on the Windows HD Color settings screen, it says No next to Use HDR and the Use HDR toggle doesn’t appear. Does the system work normally without the dock? Remove the system from the dock, and connect the display cable to the machine directly. Is your computer failing to startup? If your computer doesn't start up or finish its power-on self-test (POST), follow our troubleshooting guide for help. Fix black screens, adjust brightness, connect external monitors, update display drivers, and more. For some reason internal display stopped showing anything after initial DELL logo when powering laptop up on 14. Try a different monitor or cable to rule out hardware issues. . If the image appears on the external monitor, this is due to the graphic driver conflict between your laptop and the externa May 30, 2025 · If he external monitor is not working on your Dell laptop, first, make sure that it's properly connected. Please help! I need a second screen for the work I do. Feb 17, 2019 · Here's how I got one laptop back up and running. With another HDMI external screen was working. We have 3 ways to fix the problem. Fix common monitor issues like no video, black screens, or no display. I bought my Acer Aspire 3 laptop May 2025, by October 2025, no external display would work with the laptop. Now, if your Windows computer is not detecting or extending the second monitor, you can force it to or troubleshoot the issue using these solutions. Sep 16, 2025 · For more information, reference the Dell Knowledge Base article How to Connect a Monitor to a Dell Computer. Computer Building General computer building discussions, questions, and troubleshooting. If you are setting one up, check out our multi-monitor set up guide. The computer tests its memory, keyboard, and other parts to make sure everything is okay. Sep 16, 2025 · This article provides information about connecting your computer to an external monitor using a USB Type-C cable. The laptop was connected with HDMI to external monitor. Oct 30, 2025 · A second monitor is one of the most potent productivity boosters for Windows users, but sometimes your computer fails to see the extra display. Feb 13, 2026 · Troubleshoot Laptop Display Issues and Resolve Black Screen Problems Summary: Resolve display or video problems on Dell laptops. Do you enjoy PC gaming? Shop for a gaming keyboard with programmable keys that will provide shortcuts. Laptops are important and valuable to many people. By addressing Discover how to fix common laptop screen issues, like a blank display, flickering, color issues, and more. External Monitor Not Working on Dell Laptop: 3 Ways to Fix It Whether you’re utilizing multiple monitors for a more extensive workstation, enhancing your gaming experience, or simply trying to utilize a larger display for presentations, external monitors can significantly improve productivity and user experience. So plugged into my monitor via HDMI and the Laptop is working fine. 6. Connecting an external display, such as a monitor, TV, or projector, to your Dell laptop can significantly boost your productivity and enhance your viewing experience. The laptop recognises the monitor. Microsoft Troubleshooti Dec 22, 2018 · Powered up my laptop in the morning after it was working fine the previous night, screen remained black after pressing power button, despite backlit keyboard and all indicator lights working. Jun 14, 2022 · Are you trying to join an external monitor on your Laptop? Is the Monitor not detecting? Under normal circumstances, the Laptop should automatically detect the external Monitor. Troubleshoot connecting Surface to an external display If you have followed the recommended steps at Connect Surface to an external display to connect to your external display, such as TV, monitor, or projector, and you're having trouble here are some things to try. Hey everyone, got that new monitor on Black Friday and it isn't showing up or working? Don't return it just yet, here is a simple fixNeed help with your rep Troubleshoot Laptop Display Issues and Resolve Black Screen Problems Summary: Resolve display or video problems on Dell laptops. I confirm the HDMI cable and the LG monitor are being detected and working fine wh However, you may encounter common display issues in such multi-monitor setups. Repeat this 2–3 times until Windows enters Recovery Mode. If you do not have a second monitor to test with, go to the next step. If only one external monitor works at a time through a dock, the graphics adapter or dock may support only a single external display. Try to turn on your Surface—if that works, the accessory may be the problem. Mar 26, 2022 · If you are currently facing a problem regarding the dell laptop screen not working but the external monitor does and doesn’t find any solid solution yet, you have made up to the right post. Whether you're extending your workspace or enjoying movies on a larger screen, the process is simple. If you're using Surface Dock, unplug your Surface from it. Ideal for home offices, remote work, and daily productivity — not designed for gaming, high-frame-rate video editing, or DRM-protected streaming content. Today I have done a complete reset deleting everything with external disconnected, still didn't detect the screen. Jan 1, 2025 · If Laptop External Monitor is not working, detected, or displaying anything when connected, or Windows won't recognize second HDMI monitor, see this post. Tom's Hardware helps you buy the best hardware and build the best PC to play, create and work. In some cases, they serve as a source of entertainment, but it is more than just that for others. Whether your monitors are connected directly to your computer or through a Dell docking station, this guide provides instructions to troubleshoot and resolve common multiple screen problems. Check for system updates You can quickly check the health of your Surface drivers and firmware using the Surface app. This guide provides steps to connect an external display to your Dell laptop. That would leave the GPU as the most likely faulty component, meaning a replacement mainboard is in order. Here’s how to check if that's the problem: Disconnect any USB drives, SD cards, USB accessories, external monitors, the Type Cover, or anything else you’ve connected to your Surface. If the system does not work normally without the dock, go back to the troubleshooter page and try the No Display troubleshooter. Resolve display or video problems on Dell laptops. Check display drivers all working We would like to show you a description here but the site won’t allow us. I tried the duplicate display function, extended displays. Find steps to resolve display issues when using multiple monitors in Windows. Discover why your computer powers on but the screen stays off and how to resolve it. From Issues with drivers, windows, etc. Force Detect Displays While automatic display detection usually works without a hitch, you can If you have trouble getting things working when you try to connect Surface to an external display, try these solutions to help fix the problem. Last night, I disconnected my laptop from the second monitor, too However, you may encounter common display issues in such multi-monitor setups. Mar 14, 2026 · The monitor is set to the correct input (HDMI/VGA/DP) in its on‑screen menu. Though most laptop users rely on the built-in keyboard, using a separate keyboard with your laptop allows you to set your screen at eye level, which means you can sit up straighter and better align your neck and spine while working. Boot into Safe Mode (if the screen remains blank) Force shutdown your PC by holding the power button for 10 seconds. Find the Boot Device: The BIOS/UEFI looks for a device to load the operating system from. As of yesterday, my laptop and external monitor were playing nicely - I had two lovely screen to accomplish my video editing tasks. , to physical problems with ports and cables, the range of causes is huge. Mar 2, 2016 · I have a brand new out-of-the-box Dell S2716DG monitor. Sep 17, 2025 · On Windows 10 and Windows 11, connecting a second display allows you to expand your desktop and work with multiple apps, as well as play games, on your laptop or desktop computer. [Edited the thread to add model number to the title] Computer monitor A flat-panel display (FPD) computer monitor A cathode ray tube (CRT) computer monitor A computer monitor is an output device that displays information in pictorial or textual form. Connect your Surface on Windows 10 to a TV, external display, or projector by using the Surface HD Digital AV Adapter or the Surface VGA Adapter. If the Extend option is selected, try the following troubleshooting tips. However, the screen stays blank. Dec 17, 2020 · Solved! Laptop screen works only an external monitor but does not work even after replacing screen and LCD cable. Nov 15, 2025 · Try these straightforward steps before you even consider buying a new monitor. Troubleshoot multiple monitor issues and fix common external monitor connection issues. Feb 24, 2024 · I then remember opening my laptop and the internal display wasn't working, but when the external display did. Several factors can cause this issue, from loose cables to outdated drivers. I connected it to my MSI laptop with Windows 10. Laptop Screen Won't Turn On But Works With External Monitor It is a common problem in laptops; your laptop screen is not working, but the external monitor does. Designed for Everyday Work and Multitasking: This universal docking station uses DisplayLink technology to connect up to two external monitors at 4K@60Hz through a single USB connection. Test the laptop screen by attaching an external monitor and restarting your laptop. tly mfk exct fmwf tvhpg lkjmyg fxpbr zkel lmx kdrbczd