I want to change the purple cosmos picture that is displayed at startup and login time on Mac OS X.
With the release of Mac OS X 10.5 the location and name of this file has changed. You can now find the start-up image in
Or paste this path into the
The new start-up screen must be saved as a .jpg file.
After you create the jpg image you wish to see on boot-up, rename it DefaultDesktop.jpg, and drop it into your coreservices folder.
With the Terminal or Finder, rename your replacement startup screen image (a JPEG with the same "Desktop Pictures" format of 2560x1600 pixels) to "DefaultDesktop.jpg".
With the Terminal, rename the original desktop image "DefaultDesktop" (a system file) found in the CoreServices folder (
Copy the new file into the CoreServices directory:
Restart your computer!