为什么我要将URL的书签数据保存到首选项

Hey friends I came up with the question today that I have a window where I am adding users selected folder in my app from NSOpenSavePanel. I was accessing all the files and folders properly but as soon as I quit my app I am not able to open those folder because when I am giving path to open those files or folders it is showing pop up Hey friends I came up with the question today t