Open the Gmail app on your Android phone or tablet.
Tap Compose in the bottom right corner.
Make a new email.
Tap More in the upper right corner.
To send a message, tap Schedule. Choose an option.
The action ACTION SEND is used by Android to communicate data from one activity to another, even across processes. You must define the data as well as its kind. The system automatically recognises and shows compatible activities that can receive the data to the user.
There are some permissions that an app needs in order to send an email. These include the ability to read and send email, access your calendar, and use your phone's microphone.
The Intent - Action to send Email in Android is a feature that allows users to send an email with the help of voice commands. It also provides the option of adding a recipient to the email.