Turn on the phone to check whether the network connection is normal. Wireless network or traffic, check whether the corresponding signal and network speed are normal. If it is not the network speed, open the application management of the mobile phone setting interface. Open qq here, then click the forced stop option to close the background operation, and reopen qq to publish personalized signatures. If you still can't successfully set up mobile qq, you can modify your personal signature on your computer. You can set publishing at the signature at the top of the qq main interface.