Now, go to radio buttons below the Screen Sharing. Select the Only these users’ option and click on + sign.A new tab will open, and soon all the Mac devices around you will be shown. There are All users: where any computer users can share your screen.If your mac is connected to a network server then anyone within that server can use your screen by using their network user name and password
macos - Can I share my iMac's internet to iPhone or iPad The method you described will share your Internet connection to your iPhone on recent Macs and iPhones. Specifically, on macOS Sierra, follow the instructions in the Apple Support Article, macOS Sierra: Share the Internet connection on your Mac but choose to share your Internet to computers using iPhone USB. On your Mac, open System Preferences and click on Sharing. Internet sharing: The secret weapon in troubleshooting It’s easy enough to connect an ethernet cable between your Mac and the Windows PC, activate Internet Sharing on the Mac, make sure the PC has an active Internet connection via your Mac, then Share the internet connection on Mac with other network On your Mac, choose Apple menu > System Preferences, click Sharing, then select Internet Sharing. Open Sharing preferences for me. Click the “Share your connection from” pop-up menu, then choose the internet connection you want to share. For example, if you’re connected to the internet over Ethernet, choose Ethernet.
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