As shown in the following screenshot, I navigated to the Activity section under the Jack Rogers contact and clicked on Email:
From the preceding screenshot, we can see the following (the following eight bullet points coincide with the numbers shown in the preceding screenshot):
Navigate to Mr. Jack Rogers.
Go to the Activity section.
Fill in the To information. This can be a contact on the system or a free text email address.
Add the subject.
Add the body of the email.
Here, you have the option to choose a template, add quick text, and attach a file.
The activity is assigned to the user.
Save the record, shown as follows:
Once the email has been sent, it will show up in the Past Activities section.