Why my phone wifi say I'm connected to my house internet but there a explanation mark on the side of my wifi symbol and my phone is using my 4g

April 2021 1 46 Report

Why my phone wifi say I'm connected to my house internet but there a explanation mark on the side of my wifi symbol and my phone is using my 4g

Cell Phones - Symbol

When you go to wifi settings and look at the network that your phone is supposed to be connected to, does it give you any further information?