Will there be a text message when I change my visa?

I also received this kind of scam message to change the ticket, and I was almost cheated. They will try their best to trick you into changing the change fee to 20 yuan. If you receive the same call, then you are likely to be a scam message, or you can install a mobile phone housekeeper for your mobile phone, which has the harassment interception function of identifying scam messages, and you can know whether this message is a scam message at once, which is very simple.

Let's see what others say.