If you can't connect to a certain Wi-Fi network' while you have the correct password for that network please refer to the instructions below.
- Forget the Wi-fi network you are trying to connect to: Go to settings > Wi-Fi > tap on the Wi-Fi network name > choose "Forget".
- Restart your phone by pressing and hold the power button until the phone reboots
- Go to settings > Wi-Fi > tap on the Wi-Fi network name > Enter password
- Let us know the results