
Chromecast is powered by a micro USB cable with a power adapter, and plugging it into the TV’s built-in USB port doesn’t always provide enough power for it to work correctly.

There are a few points that you have to consider checking about your Chromecast: Double Check Your Chromecast’s Installation

If you get audio using this step, the cable is either damaged at the pins or somewhere in the line.ģ.

This issue applies to both Chromecast and your TV. Sometimes, the HDMI port (or a component on the board) malfunctions.
