When we start the calendar app on the OneOlus smartphone, we are shown a calendar overview of all added accounts by default.

To get an overview of a complete calendar month, the calendar view can be set at any time, for which we have the following options:

Android 10 | OxygenOS 10.0
Calendar view -  Open the  Calendar app
Calendar view -  Open the  menu
Calendar view -  Choose  Schedule ,  Day ,  3 days ,  Week  or  Month
  1. Open the Calendar app
  2. Open the menu
  3. Choose Schedule, Day, 3 days, Week or Month

OnePlus Instructions