To update contact information with Selective Insurance, customers typically need to log into their online account on the Selective Insurance website. Once logged in, there is usually a section for managing personal details where you can update your address, phone number, and email address. If you do not have online access, you may need to reach out to your insurance agent directly or check the website for specific procedures related to updating information. It is important to keep your contact details current to ensure you receive important notices and updates about your policy. Additionally, for detailed instructions or assistance, the Selective Insurance website may have resources readily available that can guide you through the process.