4. Choose the part of the network you want to change!
How to To change your Wi-Fi Password or Network Name (SSID) Manually
Start by going to http://192.168.1.254 Note: you may be required to enter your Device Access Code in order to continue. The default Device Access Code can be found on the side of your gateway (this is not the same as your Wi-Fi password).
Go to Home Network > Wireless
Either change the Network Name (SSID) or the Password
Changes can be made to your Wi-Fi name under Network Name (SSID)
To change password, change the Security from WPA-Default Key to WPA – PSK option then type your desired password in the Key section
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used this ipad for years - all of a sudden it wants a wifi password for AT&T uverse 2wire264 -put in the one shown on the router- and also listed on my account - it says the wifi password is invalid and wont hook up to internet as a result