Teach you how to record a screen on Mac

1.Open QuickTime Player from application folder，Then select “File”>”New Screen Recording” from the menu bar
If you see the screen control items mentioned above, please follow the steps in them.
If you see the “screen recording” window described below, please follow the steps in it.
2.Before starting recording, you can click the arrow on the “Record” button to change the recording settings
To use the screen recording function to record voice or other audio, select a microphone.
To monitor the corresponding audio during recording, adjust the volume slider.
If there is audio feedback, please lower the volume or use headphones with a microphone. To display a black circle around the pointer on time, select “Show mouse clicks during recording”
3.To start recording, please click the “Record” button
Action below the line:
Tap anywhere on the screen to start recording the entire screen.
Alternatively, drag to select the area to record, and then click the “Start Recording” button within that area.
4.To stop recording, click the “Stop” button in the menu bar or press Command Control Esc (Escape)
5.After stopping recording, QuickTime Player will automatically open the recorded content. You can now play, edit, or share the recorded content.