【Tech 24H】After nearly 20 years in service, 91 Assistant was completely shut down on September 28. Currently, the client of 91 Assistant can no longer be launched, and all its functions, including mobile connectivity, file transfer, application management, and VIP exclusive features, have been terminated. At the same time, the official website, help center, and customer service channels of 91 Assistant have also been closed. After the termination of services, all user data stored in 91 Assistant will be permanently lost and cannot be recovered in any way.