Yes, your smart TV can become outdated in terms of resolution and refresh rate, but if you have a 4K smart TV you've gotten within the last few years, and you're still happy with the picture quality, it can still easily last you a very long time. However, just like a smartphone or PC, your smart TV can start to slow down, which may lead you to think you need a brand-new TV. Here are four easy things I always do to breathe new life into any old smart TV. Credit: Roku/Canva/Pocket-lintOne of the first things I do when I'm trying to speed up any smart TV is to check for available software updates. If you're unable to find it, a quick Google search for your smart TV should point you in the right direction.