Hello, I am a buyer who bought a Naver feature of your product. First of all, let me tell you about the mobile number.After pressing Start, the user automatically entered the ID, password, gender, email, and birth date, but the user immediately turns off without entering the mobile number in the part. What's wrong with this? Second, I'll ask you about SMS.When you set up SMS, there is something called "What country number do you want?"If I want to use SMSPVA and Russia,Do I have to type 'SMSPV...