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1. HDMI NOT WORKING MAC RETINA HOW TO
2. HDMI NOT WORKING MAC RETINA MAC OS
3. HDMI NOT WORKING MAC RETINA INSTALL
4. HDMI NOT WORKING MAC RETINA UPDATE

The same goes for Thunderbolt 1 or 2 and MiniDisplay ports on older Macs. If your monitor needs a Thunderbolt connection, you need to connect it to a Thunderbolt port. It’s important to know that Thunderbolt 3 ports and USB-C ports are not the same, even though they look identical from the outside. View the About This Mac window to find details about your computer. Click the System Report button for more information about the ports on your Mac. Then go to Apple > About This Mac to make sure your Mac meets them. Visit the manufacturer’s website for your external monitor to check its compatibility requirements. Even if you use an adapter to connect both devices together, they still need to run compatible software for every feature to work. Unfortunately, not every external monitor is compatible with every Mac. Check the compatibility of your external monitor You should also check for updates to any hubs, extenders, or adapters you’re using. Check for new software updates to your Mac.įinally, visit the manufacturer’s website for your external monitor or display cable to check if there are other firmware updates to install.

HDMI NOT WORKING MAC RETINA INSTALL

Then open the App Store and click Updates in the sidebar to install app and firmware updates.

HDMI NOT WORKING MAC RETINA UPDATE

Open the Apple menu and go to System Preferences > Software Update to update macOS. If your external monitor isn’t working in any way, the first thing to do is make sure everything is updated. There’s your operating software (macOS), the particular app you’re using, and firmware built into the monitor, Mac, or even cables.

Various pieces of software are involved in making an external monitor work with your Mac. If your Mac’s external monitor isn’t working but you can’t find the exact problem above, you still might be able to fix it with the tips below. This list isn’t exhaustive, but it covers the most common external monitor problems.

HDMI NOT WORKING MAC RETINA HOW TO

To make sure this is the best article for you, here is a short list of the issues we’ll show you how to fix: The tips below can fix a wide number of problems you might experience with your Mac’s external monitor.

Reconnect all the cables and use a different port

HDMI NOT WORKING MAC RETINA MAC OS

If there's anything I can try/fiddle with please let me know or an explanation to as why Windows can get the best out of this monitor and Mac OS can't. I have tried USB-C, Displayport 1.4, and HDMI cables and they're all exactly the same.Īm I missing something here? Does Mac OS do something differently to Windows? I'm pretty disappointed with this especially at its price, my old £200 Samsung Monitor looked way better and as a Web Developer, it's important to have a high-quality display. I'm getting high resolution almost retina quality with great color.Īlso, there is no way for me to scale up anything so all my windows are too small and I have to increase the zoom in browsers to be able to see anything. Now, I know I know I should be getting more from this monitor because I have boot camp with Windows 10 installed and the difference is astounding.

The resolution is 3440x1440 but my problem is everything looks a little blurry/off and the color is rather disappointing. I recently purchased the LG 34WN80C-B 34" Ultrawide to use as an external display for my Macbook Pro 15" 2018 (Catalina OS) in clamshell mode.