Cursor always causes screen to fall when Edit an email.
I've texted Support about this alot and they say they are aware and trying to fix this: tap an email area to EDIT or continue writing mid sentence and the screen falls every time.

Hi there,
Thank you for using Outlook and letting us know about your current experience. We really appreciate your support.
We are so sorry this is happening to you. Our helpful colleagues over the in-app support are more than happy to have this answered. Please contact us through the Help Section of the app (in the Settings) so that we can assist you in the best possible way.
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.