This Webby guide explains how to complete the task described in How to change your gmail theme.
Before you begin, make sure you have the correct email address, password, and any incoming or outgoing server settings required for your account.
Open the settings area of the application or service and review the options related to the feature named in this guide.
Save the change, then test the application to confirm the updated setting behaves as expected.
If you are unsure which settings apply to your service, check the email settings supplied for your Webby account before making further changes.