The new MacBook Air with M3 processor supports two external monitors — when the lid is closed. Here's what to expect when using Clamshell mode.

How to Make Two Monitors Show Different Things. Extending your desktop with a second monitor allows you to display two different applications on separate screens. You can leave your email open on ...

Click "Identify." Windows will display numbers on each monitor for reference. First, decide on which monitor you want as your main display.

Whether you're using a desktop or laptop PC, a dual-monitor setup is an easy upgrade that pays big returns in productivity.

Want to use that extra screen for a little more real estate, even without any cords or cables? Here's how.

How to Make Your External Monitor Look As Sharp As Your High-Res Mac Display Small screen, crisp; big screen, blurry. What's going on here?

If your Mac is running macOS Catalina, you can now use your iPad as a secondary monitor with the new “Sidecar” feature. It’s ridiculously easy to set up wirelessly through AirPlay. First, a ...

Find those Windows Display settings a bit confusing? This tutorial explains every single adjustment, drop-down, and toggle in the Display control panel.