Parameters of this demonstration:
Mobile phone model: Xiaomi 1 1 Youth Edition
QQ version: V 8.9.73. 1 1945.
The specific steps are as follows:
1. Open QQ to enter the home page first.
2. After entering the homepage, click "Contact" below.
3. On the contact page, click the group with administrative permission, as shown in the figure below.
4. Then click the "three" icon in the upper right corner, as shown in the figure below.
5. After entering, click "Robot Grouping".
6. Then click "Remove Robot".
7. Finally, click Remove Robot again.
The above answer is the way to turn off QQ welcome. This method can be used for both Android phones and Apple phones. It should be noted that only people with administrative rights can close it, that is, groups created by themselves or groups managed by themselves. After removing the robot, the welcome to join the group is automatically cancelled. This answer is over, I hope I can help you!