First run in Mac OS 9.0. The screenshot
has an extra border
Mac OS 9 starts with Mac OS Setup Assistant, letting the users configure basic system settings. On some machines (iMacs, iBooks), Mac OS 9 detects the colour of the casing and starts with the matching desktop colour theme (here: original “Bondi Blue” iMac).
Empty desktop in Mac OS 9.0. The screenshot has an extra border (remove)(show).
The second screenshot shows Mac OS 9 with “Quantum Foam” desktop theme, strangely reminiscent of Aqua wallpapers.
Desktop with applications