Here’s a solid, informative write-up about — what they are, how they work, and how to use them correctly. Understanding "Codes for Roku TV": A Complete Guide If you’ve recently searched for “codes for Roku TV,” you’ve likely run into confusion. Unlike universal remotes for older TVs, Roku TVs and devices don’t use standard 3-5 digit setup codes to pair a remote. This guide clears up the misconceptions and shows you exactly what codes work with Roku—and how to find the ones that matter. The Misconception: Why Roku Doesn’t Use Traditional TV Codes Traditional TV brands (Samsung, LG, Vizio, etc.) rely on infrared (IR) remote codes. A universal remote asks for a numeric code to match the TV brand and model.