What does it mean that the mobile phone shows arrears-10?

The mobile phone shows arrears-10 is a background SMS reminder payment. According to relevant information, the mobile phone shows arrears-10, indicating that the phone bill balance is insufficient 10 yuan. If the phone bill next month is not enough, it will affect users' continued use, and the background will remind them to charge the phone bill in time, so that it will not affect users' use.