With the release of the last 'Gran Turismo Sport' Update on 04 April, players were prompted to download a 24GB file. We investigated and found out that there was an issue with the Sony Interactive Entertainment patch distribution system used for 'Gran Turismo Sport'.
[Date & Time]
Sunday, April 1, 2018 22:00 – Wednesday, April 4, 2018 07:30 PDT.
This issue has now been resolved. Performing the update with this 24GB file had no detrimental consequences to the gameplay. If your download is not completing, please cancel the update operation and try again. Restarting the update will prompt players to download only the correct 107MB file.
We deeply apologize to all our customers who have been affected by this issue.