My S7 Edge will not let me log into my account but I can log in on line?
Does anything happen like an error or something when you try login to your Samsung account on your phone @Members_8durJ7Y
You could try Settings, Apps, Samsung Account, Storage, Clear Cache. And if absolutely necessary clear Data.
Daily Driver > Samsung Galaxy s²² Ultra 256Gb in Phantom Black.The advice I offer is my own and does not represent Samsung’s position. I have no affiliation with Samsung.