If your iPhone or iPad won't connect to a Wi-Fi network - Apple Support
Get help connecting to Wi-Fi on your iPhone or iPad. Make sure that your router is on and that you're within rangeIf you're too far from your Wi-Fi router, you can't get a signal, so make sure that you're within range.Make sure that Wi-Fi is on and that you can see your networkGo to Settings > Wi-Fi and make sure that Wi-Fi is on. Tap the name of your Wi-Fi network to join. A blue checkmark beside a network name means that you're connected.If you see Auto Join disabled under Settings > Wi-Fi > [Your Network], tap the More Info button and then tap Auto-Join.If asked, enter your Wi-Fi passwordIf asked, enter the password for your Wi-Fi network. Get help if you don't know your password.Even if you enter the correct password, you might see an "unable to join the network" message or an "incorrect password" message. Restart all of your devices, then try to enter your password again.Check for issues with your Wi-Fi networkIf iOS or iPadOS detects an issue with your Wi-Fi connection, you might...