IMPORTANT KEY COMBINATIONS Make this page a bookmark! Whether you're looking for a key combo to rebuild your desktop or zapping the PRAM, all the important keyboard commands for System 7 in one place! ----------------------------------------------------------------------------------------- BEFORE BOOTING THE MAC Key combo Functionality --------- ------------- Hold mouse button Ejects floppy disk, if one is inserted Hold down C Boots from CD if using an original Apple-CD drive CMD+OPT+Shift+DEL+'#' Forces booting from a specific SCSI-device. (replace '#' with device ID) CMD+OPT+P+R Zaps PRAM. Settings for screen, clock, mouse etc. are set to default WHILE BOOTING THE MAC Key combo Functionality --------- ------------- Hold SHIFT Extensions will be disabled, only the basic OS boots Hold CTRL Opens the Debugger if MacsBugs is installed Hold OPT + CMD The Finder will rebuild the desktop DURING OPERATION Key combo Functionality --------- ------------- ESC+CMD+OPT Force quit the application CMD+SHIFT+1 Eject floppy from internal drive CTRL+CMD+Power button Hard reset. Works only on models without a reset button CMD+Power button Starts the Debugger (if MacsBugs has been installed) CMD+SHIFT+3 Takes a screenshot and saves it on your hdd CMD+OPT+W Closes all opened windows in the finder CMD+UP Opens the folder which contains the folder you're currently in CMD+CTR+Triangle key Forces an instant restart of the Mac (save your work!) .