Now let's follow the steps to activate your U-turn license.
Step 1: Activate the U-turn Auto-drive
After purchasing, go to Settings, click on Advanced functions and enter the activation code to activate the U-turn function.
Step 2: Set the parameters of the vehicle
Back to the Settings -- Vehicle Information -- Turning Radius. Drive a circle with the steering wheel locked to the left/right, and measure the radius of the circle marked out by the outer wheels, then use the measured value as the Turning Radius.
![radius measurement](https://cdn.shopify.com/s/files/1/0552/3744/3745/files/radius_measurement_1024x1024.jpg?v=1663726863)
Step 3: Enable U-turn feature
Click Settings -- Advanced Functions and you will see the Closed button, click on it to enable the U-turn.
![enable U-Turn function](https://cdn.shopify.com/s/files/1/0552/3744/3745/files/enable_U-Turn_function_1024x1024.jpg?v=1663812068)
Step 4: Make the U-turn automatically plan the path and enable its automatic driving
First, go to Task to select the Field -- select Task Name -- select Boundary. After the data is loaded, there will be two scenarios:
Scenario 1: If there is already a guidance line.
Import the guidance line and the tractor will then auto-drive according to the guidance line.
![import history guidance line](https://cdn.shopify.com/s/files/1/0552/3744/3745/files/import_history_guidance_line_1024x1024.jpg?v=1663812295)
Click the U-turn symbol on the right side of the screen to open a pop-up window. Select the direction you want and click YES in the box to enable auto edge closing. ( * Choose according to the actual situation) Then Save.
![U-Turn settings](https://cdn.shopify.com/s/files/1/0552/3744/3745/files/U-Turn_settings_1024x1024.jpg?v=1663811861)
After enabled the U-turn Auto-drive, click the Record button to record the tractor's driving path.
Scenario 2: If there is no guidance line
Click Task to enter the operation panel. Then select the Field -- select Task Name -- Guidance Line. Check No guideline on the left side of the screen. Wait for it to process the data, and then click OK.
Click the U-turn symbol on the right side of the screen to open the pop-up window. Then click Along the short/long side to determine a direction of guidance line planning.
After selecting the U-turn direction, click No to select no headland required. Then Save to import the guidance line. Last step is to click the Start & Record button to start the tractor's auto-driving.
![Start recording the path](https://cdn.shopify.com/s/files/1/0552/3744/3745/files/Start_recording_the_path_1024x1024.jpg?v=1663812633)
Now enjoy your U-turn Auto-drive!