A metal coffee can makes an attractive Wi-Fi antenna or signal booster with an impressively long range. You can make one yourself in an afternoon with just a few hardware parts. John Graham ...

To connect a Roku to Wi-Fi without a remote, you can use the Roku mobile app or browser extension. To use Roku's virtual remote, your Roku and other device need to be on the same network.

They're also very prone to becoming tangled. With extension cables that range from 50 to 100 feet (15.3 to 30.5 meters) long and beyond, a simple task that calls for an extension cable might take ...