Walmart has early Black Friday Deals you can shop online right now. Many of the TVs and Vacuums we tested and recommend are ...

Too much cached data can make your Roku system lag - a quick system reset clears it up for smoother performance.

Check out the ultimate guide to Walmart Black Friday. Get sale dates, expert tips, and the secret to getting early access for the best deals on tech, toys, and more.

Whether you need a quick reboot or a full factory reset, Roku gives you several options. Here is how each one works and when to use it.