The premise of temporary dialogue is to allow you and the other party to receive temporary dialogue. The settings are as follows:

1. Log in to your qq and click the settings icon, as shown.

2. Click Permission Settings under System Settings, and then click Temporary Session on the left to remove the check mark in front of the options displayed on the right.

3. Among the found friends, the sign as shown in the figure allows you to accept a temporary conversation, just click it.