Please clarify how to send a composed email to Drafts folder so I could reread and review before sending it. Thank you.

Hi there,
Thank you for using Outlook and letting us know about your current experience. We really appreciate your support.
We have helpful and knowledgeable colleagues over at the Help section of the app that would be happy to address this concern. Please reach out to them by going to the app’s Setting > Help and Feedback > Contact Support.
We look forward to fixing this for you.
All the best
The Outlook Mobile Team
PS: Please use the Help Section of the app for any questions, we are not able to see replies to this address.