Mac external display not working is a general problem that most of the users face while using the external display. When an external screen is connected to a Mac device, it usually gets recognized automatically and starts the work immediately. This problem appears when the Detect Display feature is turned off. Sometimes, it also happens when you have not updated the OS that you are using for quite a long period of time. Moreover, an outdated version of firmware can also cause this issue. If you are also facing the same issue, then read this article carefully. In this article, we have provided several solutions to get rid of this problem. After performing all the steps you can easily eliminate the risk.
Sometimes, restarting the system can resolve most of the problems that you might encounter on a daily basis. So firstly, restart the Mac device and then, check whether the Mac external display not working problem is fixed or not. If not, then you can follow the solutions which are mentioned below:
By resetting the NVRAM you can resolve the Mac not detecting display problem on your system. To do so, follow the instructions mentioned below:
Each monitor has a selective position of screen resolutions that are compatible with it. If your MacBook tries to display an incompatible resolution on an external monitor, it can cause detection issues. So, you need to reset the resolution on your system. Follow the steps given below:
An alternative method that can help you to resolve this problem is by updating the software. Follow the steps which are mentioned below:
When you face this problem, then you need to check whether the Detect Display Feature is turned on or off. If it is off, then you may face this issue. Follow the steps cited below:
After performing the above-mentioned solutions if the problem is still there, then you can try this solution to resolve the Mac external display not working problem. To complete this solution follow the under mentioned steps:
If you have not done the setup process accurately for the external display, then you can see this problem. So, firstly check the setup for connection. To use an external monitor with your MacBook, settings must be configured in a certain way. Reviewing this configuration is often the easiest way to fix problems associated with the monitor. Make sure your MacBook is connected to a power outlet. You cannot use an external monitor when the laptop is battery powered. Make sure the external monitor is connected to the correct port. Most external monitors use a USB cable.
If you try to use the laptop in Closed-screen mode, which means you can only use an external monitor, you must connect an external keyboard and mouse to the computer. The MacBook is compatible with USB and Bluetooth keyboards and mouse. If you use USB peripherals, make sure it is properly connected to the USB port on the MacBook. If you use Bluetooth peripherals, connect to the MacBook, then check if is done through the standard installation process.
We hope the above-mentioned solutions will be enough to help you overcome the Mac external display not working problem. Follow the steps carefully and do these steps one-by-one to fix this problem. After doing this, if the problem is still there, then you can take professional help.