To update your email address in Pearson VUE, you will need to contact Pearson VUE customer support directly. They can assist you with updating your email address associated with your VUE ID. Make sure to provide them with your VUE ID (323914257) and the new email address you want to use.
Unfortunately, the context provided does not contain specific instructions for updating email addresses in Pearson VUE, so reaching out to their support is the best course of action.