ios - What does "must reside at the top level of the app bundle" in Apple Document mean? -

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• where 'top level of application bundle'? in xcode 1 answer

i find saying in somewhere of apple documents.

e.g.

uilaunchimages:

a string containing name of png image file. the image file must reside @ top level of app bundle. name specify key should not include filename extension, nor should include modifiers such @2x, -568h, ~iphone, or ~ipad.

what "must reside @ top level of app bundle" mean? "top level"?

top level of app bundle root level (directory) of bundle. can have @ image below

also can find more here