php editor Yuzai’s tip: 12306 is an important platform for purchasing train tickets, but sometimes you may encounter problems that cannot be verified after changing your mobile phone number, which is annoying. In this case, you can verify the change of mobile phone number through the 12306 official website or customer service hotline, and provide relevant certificate information to ensure a smooth solution to the problem. The most important thing is to update your personal information in a timely manner to ensure the security of your account and enjoy your ticket purchase.
The first choice is to click on the modify mobile phone number function after you have logged in to 12306app
Then enter the modification page, click to bind a new mobile phone number, and use the new mobile phone number to send a text message
Then enter the text message editing page and follow the prompts to send the edited content
Fill in the verification code received and enter it into 12306app to complete the modification
The above is the detailed content of What should I do if my railway 12306 mobile phone number has been changed and cannot be verified?. For more information, please follow other related articles on the PHP Chinese website!