4-digit universal remote codes are digital keys that allow a single remote to communicate with different devices like TVs, soundbars, and cable boxes. Because IR (infrared) strings vary by manufacturer, these codes act as a translation layer for your remote.
| Provider | 4-Digit Codes | |----------|----------------| | | 0478, 1877, 1346, 1137 | | DirecTV | 1005, 1075, 1142, 1392 | | Dish Network | 1005, 1505, 1605, 1705 | | Spectrum | 0478, 1346, 1877, 1137 | | Cox | 0478, 1137, 1346 | | AT&T U-verse | 1234, 1324, 1423 |
Press and hold the Setup (or Code Search) button until the indicator light stays on.