To share and send files via RingCentral message, follow these steps:
  1. Locate the file that you want to share in your mobile device’s file manager or online storage
  2. Tap and hold on the file that you want to share. You may select up to 10 files
  3. Select the share button 
  4. Select RingCentral from the list of apps in the modal window
  5. Select RingCentral message from the Send via dropdown menu
  6. Tap Next
  7. Enter the names or email addresses in the To field
  8. Tap Next at upper right 
  9. Type the body of your message in the Message field
  10. Tap the airplane button to the right of the message field to send the message