苹果设置启动页
- 打开Assets.xcassets文件夹
- 新建Launch Image文件夹
- 把启动页图片放进去，尺寸参考https://blog.****.net/weixin_42012181/article/details/89011391
- 打开工程设置App Icons and Launch Images
- Launch Images Sourc设置为刚才新建的LaunchImage
- Launch Screen File 清空
- 打开LaunchScreen.storyboard文件，去掉Use as Launch Screen 选项
- 删除App，重新运行安装