What does it mean when Chongqing Renshe app shows that it has been withdrawn and terminated?

The Chongqing People’s Social Security App shows that it has been withdrawn and terminated, which means that the social and public *** service information system has been upgraded. According to relevant query information, the upgrade and renovation will suspend the online service processing of Human Resources and Social Security. During the downtime, the online service hall of the Municipal Human Resources and Social Security Bureau and the Chongqing Human Resources and Social Security APP will not be accessible and will display withdrawn and terminated.