If you've upgraded your computer monitor and now have a spare lying around the house, don't just throw it out. There are plenty of ways to keep using it.

Even for people who are fastidiously clean, electronics-obsessed or just plain old germaphobic, keeping a laptop screen clean can feel like an insurmountable and never-ending chore. Laptop screens ...

Before you resell, recycle, or donate an old laptop or desktop, learn how to wipe a computer clean and protect your personal data.

Samsung Galaxy Tab owners can take advantage of Samsung’s Second Screen app, turning the tablet into a secondary computer monitor at no charge. For Mac users, the built-in Sidecar feature lets ...