The Consumer IR Devices driver in Windows refers to the infrared (IR) communication device drivers used for connecting to and controlling consumer electronic devices via infrared signals. These devices are commonly found in laptops, desktops, or other consumer electronics and can be used to control TV sets, home theater systems, media players, and more via infrared remote controls.
The Consumer IR Devices driver helps your computer recognize and interact with any built-in IR hardware. It's not typically something you need unless you're using a device that specifically requires infrared communication, such as an IR remote control, a TV tuner card, or certain home theater systems.