View and edit your Game Center profile on Mac
When you sign in to your Apple Account, a Game Center account is created for you (if it didn’t exist already). You can view, edit and manage your Game Center profile and preferences. You can also view and manage friends in Game Center.
Sign in to your Apple Account in Game Center
Sign in to your Apple Account in Game Center to play or continue playing a game.
Tip: You can play and access your game progress on all your Apple devices when you’re signed in to the same Apple Account.
On your Mac, choose Apple menu > System Settings, then click Game Center in the sidebar. (You may need to scroll down.)
Turn on Game Center, then do one of the following:
Use the same Apple Account as your Mac: To use the same Apple Account with Game Center that you used to sign in to your Mac, click Use This Account.
Use a different account: To use a different Apple Account, click Choose a Different Account and follow the instructions to sign in.
View your Game Center profile
Your Game Center profile shows your nickname, achievements, friends, recently played games and activity.
On your Mac, choose Apple menu > System Settings, then click Game Center in the sidebar. (You may need to scroll down.)
Click Show Profile to open your profile in the App Store .
You can also view many elements of your profile in the Game Center Activity dashboard, which you can access from inside games.
Edit your Game Center nickname
You can edit the nickname you want others to see in Game Center. This nickname is visible to your friends and everyone for games with global leaderboards.
On your Mac, choose Apple menu > System Settings, then click Game Center in the sidebar. (You may need to scroll down.)
Click Customise Profile, then enter the nickname you want to see in the Nickname field.
To change your Game Center privacy settings, see Game Center settings on Mac.
Sign out of your Apple Account in Game Center
On your Mac, choose Apple menu > System Settings, then click Game Center in the sidebar. (You may need to scroll down.)
Go to the bottom of Game Center settings, then click Sign Out.