No way to add Blizzard Account?

[Beatlheart]

Hi everyone,
I am new here and was able to add my Steam Account. But I don't see a way to add my Blizzard Account under Service Details. Was that option removed or am I able to do that somewhere else?

 

[YouGotHitByGunner]

Under the Social tab:

 

[Beatlheart]

You're right, thanks .