vue-cli4 配置favicon.ico

1、首先在index.html文件配置

<link rel="icon" href="<%= BASE_URL %>favicon.ico">

2、将favicon.ico文件放在Public目录下

3、vue.conflg.js文件配置

pluginOptions: {
       pwa: {
           iconPaths: {
               favicon64: './favicon.ico',
               favicon32: './favicon.ico',
               favicon16: './favicon.ico',
               appleTouchIcon: './favicon.ico',
               maskIcon: './favicon.ico',
               msTileImage: './favicon.ico'
           }
       },
   },