Why qq signature is not synchronized?

1.QQ How to make personalized signatures out of sync? Let's talk about it, QQ is open.

2. Click QQ to open it. In the small interface of QQ, at the top left, the avatar opens.

3. Click the avatar to open the pop-up window on the left, and click Settings.

4. Click Settings, and then click Contacts and Privacy in the lower interface of Settings.

5. After clicking on Contacts and Privacy, this personalized signature will not be synchronized.