第一步，直接在终端输入以下命令：
rm ~/library/preferences/com.apple.appstore.plist 回车
rm ~/library/preferences/com.apple.storeagent.plist 回车
rm -rf ~/library/preferences/byhost/* 回车文章源自八点运动-https://www.8oio.com/54/macos%e7%b3%bb%e7%bb%9f%e8%83%bd%e6%ad%a3%e5%b8%b8%e4%b8%8a%e7%bd%91%e4%bd%86%e5%b0%b1%e6%98%af%e6%89%93%e4%b8%8d%e5%bc%80app-store%e7%9a%84%e8%a7%a3%e5%86%b3%e5%8a%9e%e6%b3%95/
第二步，更改网络dns ，添加 8.8.8.8 保存。文章源自八点运动-https://www.8oio.com/54/macos%e7%b3%bb%e7%bb%9f%e8%83%bd%e6%ad%a3%e5%b8%b8%e4%b8%8a%e7%bd%91%e4%bd%86%e5%b0%b1%e6%98%af%e6%89%93%e4%b8%8d%e5%bc%80app-store%e7%9a%84%e8%a7%a3%e5%86%b3%e5%8a%9e%e6%b3%95/
以上两步即可打开App Store 或提示无法连接网络的问题。文章源自八点运动-https://www.8oio.com/54/macos%e7%b3%bb%e7%bb%9f%e8%83%bd%e6%ad%a3%e5%b8%b8%e4%b8%8a%e7%bd%91%e4%bd%86%e5%b0%b1%e6%98%af%e6%89%93%e4%b8%8d%e5%bc%80app-store%e7%9a%84%e8%a7%a3%e5%86%b3%e5%8a%9e%e6%b3%95/ 文章源自八点运动-https://www.8oio.com/54/macos%e7%b3%bb%e7%bb%9f%e8%83%bd%e6%ad%a3%e5%b8%b8%e4%b8%8a%e7%bd%91%e4%bd%86%e5%b0%b1%e6%98%af%e6%89%93%e4%b8%8d%e5%bc%80app-store%e7%9a%84%e8%a7%a3%e5%86%b3%e5%8a%9e%e6%b3%95/