If your Alexa is blinking yellow, it means you have an unread message. If your Alexa is flashing green, it means you have an incoming call. Other colors (like blue, purple, orange, and red) indicate ...

A yellow, gold or amber blinking light on a computer varies in meaning between systems, but in general, these lights are designed to give clues as to the power and activity states of the computer. Not ...

If you own an Android smartphone or tablet, you’re likely familiar with your device’s LED notification light. It’s a way for Android to communicate information to you even when your screen is off. A ...