I booked a plane ticket online and suddenly sent a text message telling me that I need to change it. How to tell whether it's true or not?

Don't believe this information, call the airline customer service to confirm it. For fraudulent SMS, Tencent Mobile Manager can effectively prevent mobile phone installation. During the Mid-Autumn National Day holiday, we cooperated with many industrial chains, such as electronic market, police and operators. Through so much, the power of the industrial chain to protect our information security is very powerful.