Methods/steps
First, QQ data is stored in Tencent server, so there is generally no possibility of poisoning. There are cases of spamming information or logging in from different places, computer poisoning in common use, or password leakage after browsing the fishhook website.
Second, in this case, first check the commonly used computers with computer housekeeper or other anti-virus software, and make a security check for computers and QQ. If you find any virus or suspicious virus, please clean it.
Third, after dealing with computer security, change the QQ password and secret security tips in the QQ Security Center.