For those trying to log in to Gran Turismo 7 but can’t, it’s not you, but rather, Gran Turismo 7 down time has been triggered by Polyphony Digital for maintenance this September 29, and during this time, the big September update will be released.
Gran Turismo 7 Down Server Status and Updates for September 29:
Update: The full patch notes for update 1.23 is now available!
Here’s the announcement from Polyphony:
[Day & Time]
September 28, 2022, 23:00 – 01:00 PDT
September 29, 2022, 06:00 – 08:00 UTC
September 29, 2023 | 2 am ET – 4 am ET
September 29, 2023 | 2 pm HKT – 4 pm HKT
[IMPORTANT]
Please note that during this time only Arcade Race within World Circuits, and Music Rally will be playable. other online services like Sport mode will not be available and progress will not be saved.
Furthermore, the Performance Points (PP) requirements for some events may change with this update: please be sure to complete any championships within World Circuits that might be on hold before the start of the maintenance.
If the server maintenance is extended, we’ll be sure to update the post to reflect it. Also, once the patch is out, we’ll provide a proper link out to it as well.
Source: Gran Turismo