You can enter the tax number and verification code through the login interface-choose to forget the password, and then you can see the mobile phone number bound by the login method of the electricity tax number. You can use the forgotten password under the tax number method to query the bound mobile phone number. Modify the mobile phone number, and log in the upper right corner of the electronic tax bureau for modification. If you don't know the password and the bound mobile phone number, you can't log in. After resetting the password of the online newspaper in the window, you can log in to the tax number of the website of the electronic tax bureau to modify the password, and then report it to the tax software. You can do it successfully by changing your password.