To ensure **safe and comfortable driving**, it is essential to adjust the **rearview mirrors** before starting to drive. This should be done with the vehicle **stationary** for several reasons:

- **Adequate visibility**: The rearview mirrors allow the driver to see what is happening on the sides and behind the vehicle. Adjusting them correctly ensures that you can see the edges of the rear window and the road, as well as vehicles approaching from behind and from the sides.


- **Safety**: Adjusting the mirrors while the vehicle is in motion can distract the driver and increase the risk of accidents. Therefore, if you discover that the mirrors are poorly adjusted while driving, it is important to stop the vehicle in a safe and straight place to correct them.

- **Preparation before driving**: Before starting to drive, it is essential to check that the seat, the backrest, and the mirrors are well adjusted, and that the seat belt is fastened. This is part of the basic rules for driving safely.

For these reasons, the adjustments of the rearview mirrors must be made with the vehicle **stationary**.