How to Reset or remove Wi-Fi network settings on Mac

If you want to reset the Wi-Fi network you’re connected to, you can remove the network and then rejoin the network to set it up again.

1. On your Mac, choose Apple menu  > System Settings, then click Wi-Fi  in the sidebar. (You may need to scroll down.)

2. Click Details, then click Forget This Network.

3. Join the network again. See Connect your Mac to the internet using Wi-Fi.

If you no longer use a Wi-Fi network, you can remove the network and its credentials from the known networks list on your Mac.

1. On your Mac, choose Apple menu  > System Settings, then click Wi-Fi  in the sidebar. (You may need to scroll down.)

2. Click Advanced.

3. Below Known Networks, click  next to the name of the network you want to remove, then choose Remove From List.