When you turn off "cellular" you are actually turning off the entire radio that enables your phone to work, sorta of like putting it into airplane mode. You should leave "cellular" turned on, and instead turn off "data" there should be an option for ...
The last time I ported over, I put my new simcard in right away and that was a mistake. Depending on the network congestion, it could take 24-48 hours, maybe even longer for it to fully port over. So if you switch your sim card right away, you migh...
What type of phone do you have? Android or IOS? To check if you have airplane mode, you should be able to swipe down from the top of you screen (same place where you have your wifi and and bluetooth toggles, look for an icon that looks like an airpla...