In order to apply the Penguins Theme GO SMS Pro theme, you need to have GO SMS Pro installed on your Android device. If you don't have it, you will be able to download it for free from Google Play.

Once you have it installed, you will need to make sure that you have enough battery on your device.

To apply the theme, you will need to open your GOSMS app, then press the "Theme" option. You will be able to see a list of different themes. You will need to choose the one that you want to use.

The theme that you select will be applied to your GOSMS app.

To change the appearance settings, you will need to open your GOSMS app, then press the "Advanced" option. You will be able to see a list of different options.