Create a new note (delete, modify)
Support text input
Support audio, video recording, or import audio and video
Support inserting pictures
Brush Drawing
Support revocation before and after
Supports mood selection
Support insert events
Event reminder (to be determined, not sure if it can be done)
Weather
Calendar
File Search
Create a new note category (group) (delete, modify)
Single-user login, you need to enter a password to access the App