Did the boots appear? Turn off the boot item and watch (Computer Manager-Computer Acceleration-Optimization)
Some browsers have their own filters. Try Browser-Tools-Ad Filtering.
1, specify the URL to jump, then this is their advertisement.
2, jump anyway, this may be poisoning, or malicious plug-in.
Antivirus, and then clean and optimize the computer.
You can choose to use Tencent computer housekeeper, and choose three killing modes according to your needs: lightning killing, comprehensive killing, and custom location killing.
Tencent Computer Manager-Home-Toolbox-Clean up plug-ins (clean up malicious plug-ins and don't delete plug-ins such as Taobao by mistake)
Tencent Computer Manager-Home-Toolbox-Stubborn Trojan Horse Star
Tencent Computer Manager-Home-Toolbox-Advertising Filtering
Did you jump into the browser? If the browser jumps, it is not excluded that the browser is infected. Lock IE first.
Then kill the virus and see. Tencent Computer Manager-Real-time protection-Web firewall, open