Task: Share the office file with my colleague Cerebra Research via gmail at dbwscratch.test.id4@gmail.com in the OneDrive app.
Steps:
Click on the Share option at the bottom left corner of the screen
Swipe up to Gmail app
Click on Gmail 
Click on Gmail 
Type dbwscratch.test.id4@gmail.com
Click on Cerebra Research id
Click on the send icon