Codemasters and the responsible developers have released update 1.10 for F1 2020. The new patch only fixes issues in Time Attack.
the F1 2020 update 1.10 is now available for download. So far this patch has only been released for PC players, we assume PS4 and Xbox players will have their turn in a few days.
F1 2020 Patch 1.10 Changelog
- Fixed an issue in Time Attack that caused times set in previous versions to be overwritten.
Source: F1 2020