How do i unlock levels on gran turismo sport

[Thuto]

Is it a must to update the game so that i can unlock the levels?????

 

[nowcontrol]

YES.

 

[Spongeinside]

No, you ‘unlock’ levels by playing the game. But you’ll be required to update to a) keep your game up-to-date ie bug fixes, content updates etc. And b) iirc, you can’t play online sport mode or lobby if you’re not running the latest update/version.