1. Open the QQ software, enter the QQ account and password, and then click the login button to log in to QQ;
2. After logging in to QQ, click the main menu option at the bottom of the QQ main panel;
3. After clicking the main menu, click Help-My QQ Center in the pop-up main menu option to open my QQ Center;
4. On my personal center page, click Dynamic to delete the history of qq personalized signature under the dynamic option;
5. In addition to deleting here, you can also click the option of QQ space;
6. You can also view the history of personalized signatures in the options. You can click more options and click Delete in the pop-up options to delete them one by one.