版本升级坑

Android6.0

1.运行时权限

Android 6.0 运行时权限管理最佳实践:
https://blog.csdn.net/yanzhenjie1003/article/details/52503533

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Android7.0

1.FileProvider

FileProvider无法获取外置SD卡问题解决方案 | Failed to find configured root that contains
https://blog.csdn.net/fengyuzhengfan/article/details/52876586
android 7.0拍照问题file:///storage/emulated/0/photo.jpeg exposed beyond app through ClipData.Item.getUri
https://blog.csdn.net/qq_23179075/article/details/70314473
Android爬坑之旅之FileProvider（Failed to find configured root that contains）
https://blog.csdn.net/cjpx00008/article/details/54293571
FileProvider的使用以及调用系统裁剪图片填坑之旅
https://blog.csdn.net/mm860659/article/details/77967286

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Android8.0

1.安装权限

你需要的安卓8.0权限适配（二）未知来源应用安装权限
https://blog.csdn.net/lixuce1234/article/details/79229087

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Android9.0

1.流量限制http

Android高版本联网失败报错:Cleartext HTTP traffic to xxx not permitted解决方法
https://blog.csdn.net/gengkui9897/article/details/82863966