我的应用程序是一个有角度的PWA，但它不建议安装在谷歌浏览器上，按钮也没有显示，而且在F12上也没有显示，应用程序，识别要添加到主屏幕的按钮不存在。 我的清单有什么问题吗？
{
"name": "aaaa",
"short_name": "aaa",
"theme_color": "#1976d2",
"background_color": "#fafafa",
"display": "standalone",
"scope": "./",
"start_url": "/aaa/",
"orientation": "landscape",
"prefer_related_applications": true,
"icons": [
{
"src": "assets/icons/android-icon-36x36.png",
"sizes": "72x72",
"type": "image/png"
},
{
"src": "assets/icons/android-icon-48x48.png",
"sizes": "72x72",
"type": "image/png"
},
{
"src": "assets/icons/android-icon-72x72.png",
"sizes": "72x72",
"type": "image/png"
},
{
"src": "assets/icons/android-icon-96x96.png",
"sizes": "96x96",
"type": "image/png"
},
{
"src": "assets/icons/android-icon-144x144.png",
"sizes": "144x144",
"type": "image/png"
},
{
"src": "assets/icons/android-icon-192x192.png",
"sizes": "192x192",
"type": "image/png"
},
{
"src": "assets/icons/apple-icon-57x57.png",
"sizes": "57x57",
"type": "image/png"
},
{
"src": "assets/icons/icons-512.png",
"type": "image/png",
"sizes": "512x512"
}
]
}
图像确实在这些位置，当我运行灯塔审计时，我的错误为零
显示此内容的标准之一是prefer_related_applications不可能为真，而它在您的清单中。
您可以在此处查看文档： https://developers.google.com/web/fundamentals/app-install-banners/