How to customize your Razer Phone Cooler Chroma

Updated: 22-Sep-2025 | Answer ID: 5848
This article provides instructions on how to customize your Razer Phone Cooler Chroma.

Razer Phone Cooler Chroma | RC21-01790 Support

 

Customize the Razer Phone Cooler Chroma’s lighting effects, change, fan speed, set temperature unit, and enable or disable auto shutoff through the mobile app.

See the step by step instructions below

  1. Set up your Razer Phone Cooler Chroma.

  2. Pair the Razer Phone Chroma with your smartphone.

  3. Launch the Phone Cooler app.

    Shot of the Phone cooler app on a mobile screen

Customize Chroma lighting effect

  1. Tap “Chroma Effect”.

    Chroma effect option on the Phone cooler app

  2. Slide left or right to choose an effect. 

    Spectrum option on the Phone cooler app

  3. Choose a color way.

    Static option on the Phone Cooler app

  4. Customize brightness, speed, or effect direction.

    Brightness, speed, and direction levels on the Phone Cooler Chroma app

Set fan speed

  1. Tap "Fan Speed".

    Fan speed option on the Phone Cooler chroma app

  2. Choose Auto, High, or Standard fan speed.

    Checked Auto option on the Phone Cooler Chroma app

Set a temperature unit

  1. Tap the “Settings” icon.

    Settings icon on the top-right of the Phone Cooler Chroma app

  2. Choose either Celsius or Fahrenheit.

    Checked Celsius option under Temperature Unit

Set auto shutoff

  1. Tap the “Settings” icon.

    Settings icon on the top-right of the Phone Cooler Chroma app

  2. Toggle “Auto Shutoff” switch on or off to enable or disable auto shutoff respectively.

    Auto shutoff switch on the Phone Cooler Chroma app

Is this answer helpful?