Here are some steps you can take to troubleshoot OneDrive incorrectly displaying file dates or times:

1. Temporarily stop any third-party backup software running in the background
2. Restart your computer
3. Make sure your computer has accurate date and time set for the correct time zone
4. Check your internet connection
5. Enable the Always Available Offline option for OneDrive folders
6. Run the OneDrive troubleshooter
7. Reinstall OneDrive
8. Check for network proxy settings