1. Open the official website or APP and find the "Forgot Password" button at the bottom of the login page.
2. After clicking the "Forgot Password" button, you will be prompted to enter the bound mobile phone number or ID number.
3. After entering the correct mobile phone number or ID number, the system will send a verification code to your mobile phone.
4. After entering the correct verification code, the system will let you set a new password.
5. After setting the new password, you can log in to Beijing Unicom with the new password.
If you still can't reset your password, you can try to contact Beijing Tong Customer Service for help.