Webstore

I already linked my account on my EA account on FC Mobile in the game and then I try to buy something in the Web store. It says that it’s not linked when I literally just done it and then when I looked at my EA account, it was there, and I was logged in on my account, but when I pressed on Web store, it logged me out and it would say to sign in your ea account and then when I did, it said that I had to go to the game and link my account when I already did