How to Forget a Wi-Fi Network

It may help to remove or forget a wifi network if you:

Are having trouble connecting to wifi after changing your password
Can’t connect to wifi and your device isn’t asking for a username and password.

Your device may think it has the correct password saved when it doesn’t.

Here's what you need to do:

Windows 11

Select the Start menu in your taskbar.
Open 'Settings', then select 'Network & internet' on the left menu.
Select 'WiFi', then select 'Manage known networks'.
Click 'Forget' next to the wifi network you want to remove.

Windows 10

Select Start menu in your taskbar at the bottom left of your screen.
Go to 'Settings' and then 'Network & Internet'.
Select 'WiFi' on the left menu, then select 'Manage known networks'.
Select the network you want to remove, then click 'Forget'.
Now, try reconnecting to wifi by re-entering your username and password.

macOS

Click the Apple menu on the top left of the screen, then select 'System Preferences...'
Select 'Network'.
Select 'Wi-Fi' and then go to 'Advanced...'
Select the network you want to remove and click the minus sign underneath the 'Preferred Networks' box.

Screenshot of the 'Network' window with the 'Network Name' field and the minus sign highlighted.

Now, try reconnecting to wifi by re-entering your username and password.

iOS

Open 'Settings', then select 'Wi-Fi'.
Tap the information (i) icon to the right of the network you want to remove.
Tap 'Forget This Network'.
Tap 'Forget' to confirm.
Now, try reconnecting to wifi by re-entering your username and password.

Android

Open 'Settings', then select 'Wi-Fi'.
Tap and hold the network you want to remove, then select 'Forget network'.
Now, try reconnecting to wifi by re-entering your username and password.

See also

How to connect to Wi-Fi: https://servicedesk.roehampton.ac.uk/support/solutions/articles/50000097464

Wi-Fi Troublehooting guide: https://servicedesk.roehampton.ac.uk/support/solutions/articles/50000139737

You might also be interested in:

Apple Devices: https://support.apple.com/en-gb/HT208941

Android Devices: https://kb.netgear.com/28440/How-to-remove-wireless-profiles-on-Android-phone-tablets