
If you are still using an older DisplayPort version, you may need to downgrade in order to get your second monitor or external display to work correctly with macOS Ventura.

This should resolve the issue and allow you to use your external display as usual.įIX 5: Downgrade DisplayPort Version Downgrade DisplayPort Version To fix this, simply go to System Preferences > Displays and select a lower resolution for your external display.
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If your external display isn’t working after upgrading to macOS Ventura, it’s likely due to a change in the display resolution settings. FIX 4: Tweak Display Resolution Settings Tweak Display Resolution Settings This should fix the problem and allow you to use your second monitor or external display as normal. If your second monitor or external display isn’t working after opening Display Settings, you can try connecting it after closing the settings window. FIX 3: Connect Monitor after opening Display Settings Connect Monitor after opening Display Settings If it still doesn’t work, move on to the next fix. Now, try connecting your external display again. Next, click on the Arrangement tab and check the box next to “Mirror Displays.” Finally, click on the Option button and select “Built-in LCD” from the drop-down menu. To do this, open System Preferences and go to Displays. If you’re still having trouble getting your external display to work after trying the first fix, you may need to force connect it. FIX 2: Force Connect External Display Force Connect External Display Make sure that your external display is powered on and set to the correct input. Check to see if there are any firmware updates available for your Macbook or your external display. Try a different USB C/Thunderbolt 3 cable or a different HDMI cable. Make sure that both the USB C/Thunderbolt 3 cable and the HDMI cable are firmly plugged in to your Macbook and the external display. If your Macbook is not displaying on your external monitor, there are a few basic troubleshooting steps you can try: FIX 1: Try the Basic USB C and HDMI Troubleshooting Try the Basic USB C and HDMI Troubleshooting This will reset some of the low-level settings on your computer, which may fix the issue with your external display.įinally, if none of those solutions work, you may need to take your computer to an Apple Store or authorized service provider for further diagnosis and assistance. If neither of those solutions work, try resetting the NVRAM on your Macbook. Sometimes a simple reboot can fix the issue. If your external display is plugged in but still isn’t working, try restarting your computer. Fix macOS Ventura cannot detect Second Monitor/External Display If it’s not, then plug it in and try again. There are a few potential fixes for this issue.įirst, make sure that your external display is properly plugged in to your Macbook. If you’re using a Macbook with macOS Ventura and you can’t seem to get your external display or second monitor to work, don’t despair. DisplayPort cables tend to work perfectly. You can also try using a different cable to connect your monitor to your computer.
MAC MOVE TOOLBAR BETWEEN SCREENS DRIVERS
Try updating your drivers or reinstalling them to see if that helps. If you’re still having trouble, it’s possible that there’s an issue with your graphics card or drivers. Plug everything back in and turn it on to see if the issue is resolved. Then let go of the keys and turn off your computer again. Turn on your computer and hold down Command + Option + P + R until you hear the startup chime three times (this may take a while). To do this, shut down your computer and unplug all external devices except for the keyboard, mouse, and power cord. Next, try resetting the display’s PRAM or SMC. Then click the Arrangement tab and see if there’s anything listed under ” Mirror Displays.” If there is, uncheck that box.

Make sure that the “Show displays in menu bar” box is checked. If that doesn’t work, open System Preferences and go to Displays. If everything is plugged in and turned on, but you’re still not seeing anything on the screen, try restarting your computer.

First, make sure that both your computer and the display are powered on and connected properly.
