Why was the subject four test appointment automatically canceled?

[StManuel]

Subject four test appointment being automatically canceled may be due to duplicate appointments, and the system may automatically cancel to ensure accuracy. Here is a detailed introduction about subject four: 1. Introduction to subject four test: The subject four test is the safety and civilized driving common sense test, conducted after passing the road test. In fact, there is no official term called "subject four"; the formal name is "safety and civilized driving common sense test." However, most students and driving schools are accustomed to calling it subject four to distinguish it from the subject three road test. The passing standard for the subject four test is 90 points. 2. Explanation of subject four test retake: If you fail the subject four test, you only need to retake subject four. The driving school will schedule the retake for you, and there is no limit to the number of retakes. You can retake it until you pass, and no retake fee is required for subject four retakes.