Why do QQ space chat replies disappear automatically?

Possible reasons are as follows:

System deletion: If there is a violation, the system will delete it directly and it cannot be retrieved.

Accidental deletion: The comments and messages in QQ space are not backed up in the server. They cannot be restored after deletion. Please operate with caution. If it is not done by yourself, please change the password in time and protect the account. safety.

The space recovery function was turned off by mistake or the space recovery function was disabled. Please open your personal space, settings, turn off comment moderation, and then set it so that everyone can reply.