12306 what should I do if I forget my password and account number when booking a train ticket online?

After registering in official website 12306, if you forget your password because you haven't used it for a long time, you can get it back in the following ways.

Open official website 12306 first, and click Forgot User Name/Password, as shown below:

After the page opens, select the retrieval method, and you can choose to retrieve the mailbox, as shown below. Enter the information and confirm, and the user name and password will be sent to your email address. Enter the email address and click the 12306 official website link to reset the password.

You can also choose to retrieve it by mobile phone, as shown below:

If you can't find your mobile phone number, email address, etc. You can take the original ID card, cancel your account at the ticket window of the nearest railway station, and then re-register your account.