1. Start by selecting the 'Marketing' option.

2. Next, choose 'SMS Templates' to manage.

3. Then, click to add a new text template.

4. Enter a name for your template here.

5. Now, specify the subject of your template.

6. Move on to adding content to your template.

7. Attach any necessary files by clicking here.

8. Don't forget to save your template afterwards.

9. Lastly, Add sending from address for your tests.

10. Lastly, Add sending to address for your tests.

11. Lastly, Click 'Send' to send test emails
