Translation are served to a user based on their browser language(screenshot below for more context).
To configure the specific text for each language, you will need to edit the translation set that is being used by your site notice. Documentation on how that is done can be found here: https://community.crownpeak.com/t5/Universal-Consent-Platform-UCP/Managing-Text-and-Translations/ta-.... Once you are inside of the translation set you want to edit, the text can be edited under the access request form.
Where to configure the language served:
Where to edit text for the Privacy Request Form: