Can the slogan added to WeChat be changed?

It cannot be changed.

The slogan that pops up when WeChat is added is the system default and cannot be changed. However, when you add others, you can change the greeting content.

After entering the friend's WeChat ID or mobile phone number at the top of the Add Friend interface to search for the friend, click Add to Address Book to enter the application to add friend interface. In the edit box for sending an application to add a friend, you can freely The verification phrase has been modified.