hosts文件修复

hosts文件是一个没有扩展名的系统文件，它的主要作用是能加快域名解析，还可以屏蔽网站等。
在win7体统中

如何找到hosts文件

Windows键+R键  在框中输入c:\windows\system32\drivers\etc

hosts文件怎么修复

将hosts文件用记事本打开
删除记事本的全部内容，将以下内容复制后放入文件。保存
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18 # copyright (c) 1993-1999 microsoft corp.
　　#
　　# this is a sample hosts file used by microsoft tcp/ip for windows.
　　# this file contains the mappings of ip addresses to host names. each
　　# entry should be kept on an individual line. the ip address should
　　# be placed in the first column followed by the corresponding host name.
　　# the ip address and the host name should be separated by at least one
　　# space.
　　#
　　# additionally, comments (such as these) may be inserted on individual
　　# lines or following the machine name denoted by a '#' symbol.
　　#
　　# for example:
　　#
　　# 102.54.94.97 rhino.acme.com # source server
　　# 38.25.63.10 x.acme.com # x client host
　　127.0.0.1 localhost
　　127.0.0.1 localhost