Yes, you can change your professional or business email address. However, the process for doing so will depend on a few factors, such as the email service you're currently using, the domain name associated with your email address, and any policies or procedures set by your employer or organization.Yes, you can change your professional or business email address. However, the process for doing so will depend on a few factors, such as the email service you're currently using, the domain name associated with your email address, and any policies or procedures set by your employer or organization.