1. If you just want to delete the QQ signature, click the QQ panel to edit the QQ signature, as shown in figure 1, and select-Delete.

-Enter to confirm, OK.

2. Talk about synchronous records in space, as shown in Figure 2. Open your own conversation panel, find the record, and then click More-Delete.

3.QQ System Settings-Permission Settings-Space Settings-Remove Updates, Talk about Synchronizing QQ Signatures.