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SamIchi

macrumors 68030
Aug 1, 2004
2,716
137
You hold on the option (alt) key when you start up you computer, it will prompt you for which one to start up.
 

balamw

Moderator emeritus
Aug 16, 2005
19,365
979
New England
Or use the handy "Startup Disk" from Control Panel (XP) or System Preferences (OS X) to select the default OS to boot.

B
 
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