I think the easiest option is to go-to wifi networks, long press on your home WiFi network name, then click forgot network. Then reconnect and enter your password.
You will not be able to send high quality video though text/mms. Your best bet would be to upload the video to a storage place like Google drive, one drive, Dropbox, box, etc.. Then share the link with your daughter through text.
I finally called tmobile today and they are sending me a replacement. I have tried all the troubleshooting for this and nothing worked.
Posted via the Android Central App