spacedesk is a free app that lets you use an Android tablet as a second display for your Windows PC. Learn how to set up and use it.

But you can use your tablet to improve your productivity, too. Since a tablet is essentially a portable touchscreen, why not repurpose it during work hours as a secondary display?

Multitask with your tablet. Since Android 7.0, you can open and use two apps at once, just like how the multi-window feature works on your laptop. This is thanks to Android's split-screen feature.

Ever wish you could look at two apps side by side on your Samsung Galaxy Tab? Here's how to use Split Screen View on a Samsung tablet.

Whether you use a Samsung tablet or multitask with the OnePlus Open's innovative software, we show how your Android phone opens apps in a split screen without your permission and how to stop it.