1. Enter your vehicle and insert the key into the ignition.
2. Turn the key to the ''On'' position, but don't start the engine.
3. Locate the ''Vehicle Settings'' button on your dashboard. It's usually located near the center console or steering wheel.
4. Press and hold the ''Vehicle Settings'' button until the car's display screen appears.
5. Navigate through the menu options using the arrow buttons on your steering wheel or the buttons on the center console.
6. Find the ''Central Locking'' or ''Door Locking'' option.
7. Select the ''Automatic Locking'' or ''Auto Door Lock'' option.
8. Change the setting to ''Off''.
9. Press the ''OK'' or ''Enter'' button to confirm the change.
10. Turn off the ignition and remove the key.
The automatic locking feature for your Peugeot 307 should now be disabled.