When going to 
Tachograph solution ➜ Tachograph data downloads, and then to the "Vehicles" tab, you will see a table with a column named: 'Locked with Company Card'.
This column indicates whether a tachograph device in a vehicle is locked with a company card. This locking process assigns the tachograph to a specific company, ensuring compliance with regulatory requirements.
The column shows statuses such as 'Locked', 'No data', 'Not Locked', or 'Warning' which help you understand whether the tachograph is properly locked with the company card, and whether it might affect remote data downloads.
🔔 If you are not aware of how your should lock company card in your vehicle's tachograph, please, check your tachograph's user manual or reach out to a certified tachograph workshop.
