To designate the Finder as the default app. The solution once you find that section is to delete it, or if that doesn't work you might have to try changing it to this: Or I might be wrong and it does have that section, but it designates all folders, with something like public.folder or public.directory or something. So this entry usually should have a section saying the extension it should open, like this: LSHandlerContentTagīut for you it might be missing, thus Chrome opens ALL folders. If not, search for and try to find which entry it might be. I think the relevant entry for you might look like this: This says that ALL ftp URL's will be opened by the application identified by, with is firefox.

Once you open it in your editor, what you'll see is an xml file that follows a certain format. To access it from the open menu or finder, you will have to press Command+shift+g and paste that path in. Please create a backup copy of the file before editing it!! To edit it you can use either Xcode or another editor that supports editing plist files. You will have to edit ~/Library/Preferences/ which contains the default launch services. Sounds like Chrome is your default app for opening folders.