# Changing the owner authorization code

The owner authorization code is used to authenticate the user via the car's built-in buttons. To change the owner authorization code, follow these steps:

1. Set the system to "Disarmed" mode.  
    ![6.png](/uploads/images/gallery/2023-11/6.png ".changeauthorizationcodefull v2.20.3 > 6.png")
2. Turn off the ignition if it is on.  
    ![7.png](/uploads/images/gallery/2023-11/7.png ".changeauthorizationcodefull v2.20.3 > 7.png")
3. Press the service button 7 times.  
    ![8.png](/uploads/images/gallery/2023-11/8.png ".changeauthorizationcodefull v2.20.3 > 8.png")
4. Turn on the ignition. The service button LED will flash 7 times, accompanied by 7 beep sounds.  
    ![9.png](/uploads/images/gallery/2023-11/9.png ".changeauthorizationcodefull v2.20.3 > 9.png")
5. The system will confirm entering the registration mode with 2 flashes of the service button LED and 2 beep sounds.  
    ![2.png](/uploads/images/gallery/2023-11/2.png ".changeauthorizationcodefull v2.20.3 > 2.png")
6. Enter the new owner authorization code using the car's built-in buttons with an interval of no more than 3 seconds between presses. Each press will be accompanied by a single flash of the service button LED.  
    ![23.png](/uploads/images/gallery/2023-11/23.png ".changeauthorizationcodefull v2.20.3 > 23.png")
    
      
    <p class="callout info">The owner authorization code consists of a sequence containing from 2 to 25 presses of the car's built-in buttons. Refer to the list of supported car buttons on the [can.starline.ru](http://can.starline.ru) website. If there is no flash of the service button LED after pressing the car's built-in button, then the button is not supported in this car.</p>
7. Two flashes of the service button LED and 2 beep sounds will confirm the acceptance of the code 3 seconds after the completion of entering the owner's code.  
    ![2.png](/uploads/images/gallery/2023-11/2.png ".changeauthorizationcodefull v2.20.3 > 2.png")
8. Enter the owner authorization code again.
9. If the code is entered correctly, there will be 2 flashes of the service button LED and 2 beep sounds. If the code is entered incorrectly, there will be 4 flashes of the service button LED and 4 beep sounds. In this case, repeat steps 5 to 8.
10. Turn off the ignition after 10 seconds to exit the registration mode.  
    ![7.png](/uploads/images/gallery/2023-11/7.png ".changeauthorizationcodefull v2.20.3 > 7.png")
11. Exiting the "Device Registration" mode will be confirmed by 2 flashes of the service button LED and 2 beep sounds, after which there will be signals corresponding to the total number of registered remote keys, BLE tags, and smartphones.

#### Deleting the owner authorization code

To delete the owner authorization code, follow these steps:

1. Set the system to "Disarmed" mode.  
    ![6.png](/uploads/images/gallery/2023-11/6.png ".changeauthorizationcodefull v2.20.3 > 6.png")
2. Turn off the ignition if it is on.  
    ![7.png](/uploads/images/gallery/2023-11/7.png ".changeauthorizationcodefull v2.20.3 > 7.png")
3. Press the service button 7 times.  
    ![8.png](/uploads/images/gallery/2023-11/8.png ".changeauthorizationcodefull v2.20.3 > 8.png")
4. Turn on the ignition. The service button LED will flash 7 times, accompanied by 7 beep sounds.  
    ![9.png](/uploads/images/gallery/2023-11/9.png ".changeauthorizationcodefull v2.20.3 > 9.png")
5. Entering the registration mode will be confirmed by 2 flashes of the service button LED and 2 beep sounds.  
    ![2.png](/uploads/images/gallery/2023-11/2.png ".changeauthorizationcodefull v2.20.3 > 2.png")
6. Press the service button 3 times.
7. Wait for the long signal of the service button LED, confirming the deletion of the code from the system memory.
8. Turn off the ignition.  
    ![7.png](/uploads/images/gallery/2023-11/7.png ".changeauthorizationcodefull v2.20.3 > 7.png")
9. Exiting the "Device Registration" mode will be confirmed by 2 flashes of the service button LED and 2 beep sounds, after which there will be signals corresponding to the total number of registered remote keys, BLE tags, and smartphones.