EDIT: Today (13/10) at 14:15 UTC, we have deployed a fix and this daily challenge should now be marked as completed. Please note that you may have to close the application and open F1® Mobile Racing two times to see the challenge as completed.
This is a known issue that we are investigating and we are currently working on a fix for this bug to ensure it's tracking progress correctly.
We will update this article as soon as we have any news to share on this matter.
We thank you for your understanding and we apologise for the inconvenience caused by this issue.