Do you use the official Gmail app on iPhone or iPad, and you’d rather Gmail be the default mail app for sending and receiving mails? If so, you can make this change rather easily on iOS and iPadOS.
While we’re focusing on Gmail here, you can set any supported third-party email client like Gmail, Outlook, or any other email app as the default Mail app. If this sounds like something that interests you, read along and you’ll be using Gmail as the default mail app on iPhone or iPad in no time.
How to Make Gmail the Default Mail App on iPhone & iPad