impossible to join a multiplayer game outside local network

impossible to join a multiplayer game since the update 1.2.10 my friends are no longer able to connect to my part which is an old part xbox one edition transfer on bedrock edition the player in local network his able to connect but not Those outside of my network have not been able to connect to the game and before this update worked. I tried with a new part created with the version bedrock edition and everything works help me thank you