URL ，a stands for uniform resource locator，is the information the browser needs to be able to go to the exact location, on the internet, Of the page you want to visit.URL, a unified standard for Internet resource path locking, is the information that the browser has the ability to access the exact address of the page you want to browse on the Internet. Presumably, your local hosts file has been hijacked. You can try the following operations. Just use the administrator to open CMD and execute the following command: [echo 127...1 localhost > %SystemRoot%\System32\drivers\etc\hosts ]