Changing your question delivery in the mobile app:
Go to your Question Settings page in the app and then select "Text Message" from the delivery method.
Changing your question delivery online:
1. Go to https://app.qeepsake.com/fbmessenger
** This link can be found on your account settings page online
2. Click on the unlink account button
You can always connect your Facebook Messenger account again at a later date.