Two screens for mac mac#

If you’re using USB-C cables to connect your Mac to an external monitor, be sure the connectors are inserted all the way into both the Mac and your monitor. Be sure you’re only buying quality hardware. Some third-party adapters just aren’t quality, and may even be total junk. Cables being old, broken, or just plain not working may also be why your Mac doesn’t recognize your external monitor. Make sure cables are in good condition.Chaining adapters together can cause your monitor to not be recognized. Some monitors with older connections require adapters for use with Macs, sometimes more than one. If you’re trying to use a really old monitor, chances are it’s just not supported by a more modern Mac, or possibly unsupported if your Mac has a recent build of macOS.

Two screens for mac pro#

Those who think a MacBook Pro external monitor not working is due to faulty hardware might be right, but it could be something else too! You can’t quite “force” your Mac to recognize a monitor, per se, but you can take steps to ensure your Mac recognizes external monitors. If your monitors and Mac are plugged in and your Mac still doesn’t recognize external monitors – here are some steps you can try to get external monitors to work with your Mac.

A second monitor not working may actually be due to power not getting to the monitor in the first place! First, be sure your Mac and the monitor or monitors you’re trying to use together are plugged in to a working power source. If your Mac won’t connect to monitor setups, it might be due to a few known issues. Mac not detecting the monitor troubleshooting Whether you want to extend monitor setups, have some dual monitor troubleshooting to do, or need some apps that can help make your multiple monitor Mac setup even better, we’ll tell you everything you want to know about using a Mac or MacBook with one or more external monitors. But a MacBook not detecting monitor extensions is typical for the Mac, so if you’re experiencing a problem with the Mac not recognizing external monitor setups, you’re not alone! (We don’t recommend VGA because the display quality will be sub-par, but it can work in a pinch.)Ī common video adapter is Apple’s USB-C Digital AV Multiport Adapter, but numerous options exist.Many Mac users enjoy using a second monitor in their setup, or maybe even two monitors while the Mac is in clamshell mode. Increasingly, you’ll find that newer monitors have USB-C inputs, but older displays are limited to DisplayPort, HDMI, DVI, or VGA. If they don’t match up with the outputs on your MacBook, you’ll need to use an adapter or special cable. With this information, next, check the video inputs on your monitor. So, for example, your MacBook might support one external display over USB-C and one using the HDMI port. On the support page from step two, the Display Support details will let you know how many monitors each port type can support.

In other words, the Mac will only recognize the first monitor (or two) plugged into USB-C. The video output on most MacBook Pros will be USB-C, HDMI, or Mini DisplayPort (with or without Thunderbolt).ĭespite the presence of multiple USB-C ports on MacBook Pros, some are limited to fewer monitors than it has ports. Secure the Necessary Cables, Adapters, and Other HardwareĪfter verifying the specs for your MacBook Pro, you need to obtain the proper cables and adapters to connect the computer to the monitors. If Apple says your MacBook only supports one external monitor, don’t jump ship yet a workaround might still allow you to use two monitors simultaneously.