Running out of screen space? The tablet on your desk might be the extra display you need. With the right setup, it can keep documents, messages, and applications visible without another hardware purchase.

An October 28 guide from SamMobile details how Samsung’s Second Screen feature turns compatible Galaxy tablets into additional Windows displays, including through an experimental USB connection. Apple’s Sidecar offers a similar option for Mac and iPad owners, making existing tablets worth testing before buying a monitor.

Both options can be useful for remote work and travel, although compatibility, connection quality, and screen size can limit the experience. Not every tablet can serve as an external display.

Samsung’s Second Screen feature can extend or mirror a Windows desktop.…