If you want a second monitor to use with your Mac and have an iMac lying around, here’s how to use an iMac as a second monitor. Whether you have a MacBook or a desktop Mac, sometimes just one ...

If you have an iMac made in mid-2011 or later, here is how you can use it as an external monitor.

How to use a new iMac as an extended display If you are lucky enough to have one of the following iMacs that you can use as an extended display you can use Universal Control to do so.

You have an old iMac that has a perfectly good display. Wouldn't it be great if you could use it as a second monitor with your new MacBook Air. You can, but you may be underwhelmed by the results.

How to Share an iMac Monitor With Another Mac. A feature called target display mode allows you to share the monitor on your iMac with another Mac computer. This can be useful, for example, if you ...

The iMac with Retina display, a monster of a consumer desktop, falls right in line. Personally, I don’t really have use for one. I bought an iMac four months ago, and it works just fine.