I have a Galaxy S10 and it has recently stopped texting or wifi calling when there is no Cellular signal. I use these features all the time. I did recently do an update.
Hello, Tamchiki. It concerns us to hear your phone is not able to text or use Wi-Fi Calling. It is very important you're able to communicate with your phone, and we will make sure yo help. We have some questions to better assist. When did this issue begin? Apart from the update, have there been any other changes on your device such as downloading new apps? DavidR_VZW