Turn on screen sharing on your Mac
1. On your Mac, choose Apple menu
System Settings, click General 
in the
sidebar, then click Sharing on the right.
(You may need to scroll down.)
2. If Remote Management is turned on, turn it off. You can’t have both Screen Sharing and Remote Management on at the same time.
3. Turn on Screen Sharing, then click the Info button
on the right.
4. Turn on any of the following options: ● Anyone may request permission to control the screen. ● VNC viewers may control the screen with a password. If you turn on this option, you need to enter a password.
5. Click the “Allow access for” pop-up menu, then do one of the following : ● Allow all users to share your computer’s screen: Click the pop-up menu next to “Allow access for,” then choose “All users.”
6. Click Done.
The text above is an example of:
1. On your Mac, choose Apple menu
System Settings, click General in the
sidebar, then click Sharing on the right.
(You may need to scroll down.) 2. If Remote Management is turned on, turn it off. You can’t have both Screen Sharing and Remote Management on at the same time.
3. Turn on Screen Sharing, then click the Info button
on the right. 4. Turn on any of the following options: ● Anyone may request permission to control the screen. ● VNC viewers may control the screen with a password. If you turn on this option, you need to enter a password.
5. Click the “Allow access for” pop-up menu, then do one of the following : ● Allow all users to share your computer’s screen: Click the pop-up menu next to “Allow access for,” then choose “All users.”
6. Click Done.
The text above is an example of:
