How to change the reserved mobile phone number of social security?

Legal analysis: You can directly enter official website, the local human resources and social security bureau, and then enter your own account number and password to log in and make changes in the social security official website. After logging in, find "password security modification, mobile phone binding" and click to enter; Then enter a new mobile phone number in the column of "New phone required"; Click "Send Verification Code" after confirming that the entered mobile phone number is correct, then enter the received verification code, and finally click "Mobile phone binding" to modify it successfully and bind the new mobile phone number.

Legal basis: Article 74 of People's Republic of China (PRC) Social Insurance Law. The social insurance agency shall obtain the data needed for social insurance work through business handling, statistics and investigation, and the relevant units and individuals shall provide it in a timely and truthful manner. The social insurance agency shall establish a file for the employer in a timely manner, completely and accurately record the social insurance data such as personnel's participation in social insurance and payment, and properly keep the original vouchers for registration and declaration and accounting vouchers for payment and settlement. The social insurance agency shall timely, completely and accurately record the individual's personal rights and interests such as social insurance payment, employer's payment and social insurance benefits, and regularly send the personal rights and interests records to me free of charge. Employers and individuals can inquire and check the records of payment and social insurance benefits from social insurance agencies free of charge, and ask social insurance agencies to provide social insurance consultation and other related services.