12 123 booked successfully a few days in advance.

Traffic control 12 123 is generally notified 3 to 5 days before the exam.

If there is an exam peak, this time may be extended to 7 days. After the appointment is successful, the user will receive a SMS notification.

Traffic Management 12 123 Reservation Steps:

1. Open the login page of Traffic Management 12 123APP and fill in your account and password.

2. Find the "Exam Appointment" button on the homepage of Traffic Management 12 123, and click to open the exam appointment page.

3. If you don't take the subject one exam, you will automatically come to the subject one information confirmation page. After confirming that the information is correct, click the "Confirm Information" button below.

4. Enter the examination room selection page of the exam reservation, click the "examination room selection column" in the middle, and you will automatically come to the examination room page near you.

5. After selecting the examination room of Subject 1, find the "Query" button and click "Open" to enter the examination date reservation page.

6. Before entering the date appointment selection page, the system will pop up the examination appointment notice, and directly click the "Read Agree" button.

7. After entering the appointment page of date and meeting, select some fewer appointments.

8. Click the "Submit" button to complete the appointment for the subject 1 exam. After the appointment is successful, the mobile phone will receive a SMS reminder.

To sum up: generally, you can know whether the appointment is successful three days in advance. Whether the driving test appointment is successful or failed, you will receive SMS reminders.

Legal basis:

Road Traffic Safety Law of the People's Republic of China

Article 19

Driving a motor vehicle shall obtain a motor vehicle driving license according to law.