Lag on a Roku TV rarely arrives out of nowhere. It usually builds up as temporary files pile on, apps misbehave, and the system’s limited memory gets squeezed until every menu tap feels sticky.

If your phone feels sluggish or takes longer to open apps, upgrading to one of the best Android phones for battery life is an option. A simpler (and cost-effective) solution might also do the trick: ...

1. Open the Settings app on your iPhone. 3. Scroll down to History and Website Data and choose Clear History and Website Data ...

Follow ZDNET: Add us as a preferred source on Google. In the era of smart TVs, convenience rules. With just a few clicks, we can access endless entertainment — but that convenience comes with a catch: ...

Follow ZDNET: Add us as a preferred source on Google. In the era of smart TVs, convenience rules. With just a few clicks, we can access endless entertainment — but that convenience comes with a catch: ...