Always see your Bethesda.net Display Name (on PC) or your Console Gamertag/ID (on Xbox/PlayStation).
Your character name might briefly appear to others during very specific events, such as when acting as a pylon conduit in the "Encryptid" event or starting a caravan. fallout 76 change character name
In Fallout 76 , your and your Display Name are separate entities. Always see your Bethesda