Radiant added several Language Phrases that are used throughout the style. You need to change these phrases to reflect it to your own localization and usage. To edit the phrases, please do the following:

1. Login to your WoltLab ACP.
2. Go to Customization → Phrases
3. On the Category dropdown under Filter, select wcf.Radiant.xxx then click the SUBMIT button.
4. Click on the phrase name you want to edit, provide a Custom Value then click the SUBMIT button.