Thanks to the appointment or event creation in the calendar app of the Huawei smartphone, we no longer miss appointments for events or meetings.
Appointments can be created at any time with various settings, including the following options:

Android 10 | EMUI 10.0
Create event -  Open the  Calendar app
Create event -  Tap on  New event
Create event -  Enter a  title
Create event -  Enter a  location
Create event -  Set more  options
Create event -  Tap on  Save
  1. Open the Calendar app
  2. Tap on New event
  3. Enter a title
  4. Enter a location
  5. Set more options
  6. Tap on Save

Huawei Instructions