By default, the overlay icon for a folder will indicate "modified" if any of the files in the folder are modified.

默认的，一个文件夹的重叠图标，如果该文件夹下有文件被修改，图标指示修改。

youdao

By default, the overlay icon for a folder will indicate "modified" if any of the files in the folder are modified.

默认的，一个文件夹的重叠图标，如果该文件夹下有文件被修改，图标指示修改。

youdao