1. Determine why the account is locked. You can contact the real estate registration center or relevant departments to find out why the account is locked, so as to take corresponding solutions.
2. Provide relevant certification materials. If you need to unlock the account, you need to provide relevant proof materials, such as identity certificate, account registration certificate, property right certificate, etc.
3. Submit an application. You can apply to the real estate registration center to explain the situation and reasons of the account being locked, and attach relevant certification materials.
4. Waiting for review. The real estate registration center will review the application and verify whether the certification materials and the application for unlocking meet the requirements.
5. Unlock the account. If the application is passed, the real estate registration center will unlock the account and restore its right to use.
It should be noted that different regions may have different specific requirements for account unlocking. You can consult the local real estate registration center or relevant departments to understand the specific operation process and requirements.