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Click on the Wi-Fi icon at the top of the screen. Then select Wi-Fi Settings.
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Click on the three dots next to the Wi-Fi network and select “Forget this network.”
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Forget a Network on Mac
macOS Ventura or later
To forget the network that you're currently using:
- Choose Apple menu > System Settings.
- Click Wi-Fi in the sidebar.
- Click Details next to the network you're using.
- Click Forget This Network, then click Remove to confirm.
To forget a network that you've joined before but aren't currently using:
- Choose Apple menu > System Settings.
- Click Wi-Fi in the sidebar.
- Scroll down on the right and click Advanced to see the networks known to your Mac.
- Click the more button
next to the network, choose Remove From List, then click Remove to confirm.