How do I share my screen on my MacBook?

To share your screen on a MacBook, follow these steps:

1. Click the Apple menu in the top-left corner of your screen.
2. Select System Preferences from the drop-down menu.
3. Click on the Sharing icon.
4. Select Screen Sharing from the list on the left.
5. Click the Computer Settings button.
6. Select the options you want, such as who can share your screen, and whether you want to be prompted for permission before someone else can share your screen.
7. Click OK.
8. Click the Screen Sharing checkbox to turn it on.
9. Click the Plus (+) button to add a user to share your screen with.