Task: I want to create a shortcut to the Home Screen for the Presentation_sample.pdf file in the Google Drive app because the client meeting is approaching quickly.
Steps:
Open Google Drive app
Click on the Three dots icon of the Presentation_sample.pdf file
Swipe up to view the add to home screen option 
Click on the Add to Home Screen option
Click on the Add to Home Screen button at the bottom right corner of the screen