Hi Cheryl,
Thanks for contacting BoldGrid support. If you are using our theme Crio, you can change your site title by following this guide: https://www.boldgrid.com/support/boldgrid-crio-supertheme-product-guide/working-with-your-site-title-logo-and-tagline-in-boldgrid-crio/
- In the Dashboard navigate to Appearance → Customize
- In the Customizer menu navigate to Design → Header → Site Title
- Make your changes and click the blue Publish button to save them
If you are using another theme please let me know so I can get you the correct guide. Thank you!
Nicole P.