Startup key combinations for Macs
From Bashlinux
Startup key combinations for Macs
Intel-based Macs
Press C during startup |
Press D during startup |
Press Option-Command-P-R |
Press Option during startup |
Press N |
Press Eject, F12, or hold the mouse (/trackpad) button |
Press N during startup |
Press T during startup |
Press Shift during startup |
Press Command-V during startup |
Press Command-S during startup |
Press Option-N during startup |
Apple Boot Key Combos
Bypass startup drive and boot from external (or CD) |
Boot from CD (Most late model Apples) |
Force the internal hard drive to be the boot drive |
Boot from a specific SCSI ID #.(#=SCSI ID number) |
Zap PRAM |
Boot into open Firmware |
Clear NV RAM. Similar to reset-all in open Firmware |
Disable Extensions |
Rebuild Desktop |
Close finder windows.(hold just before finder starts) |
Boot with Virtual Memory off |
Trigger extension manager at boot-up |
Force Quadra av machines to use TV as a monitor |
Boot from ROM (Mac Classic only) |
Force PowerBooks to reset the screen |
Force an AV monitor to be recognized as one |
Eject Boot Floppy |
Select volume to start from |
Start in Firewire target drive mode |
Startup in OSX if OS9 and OXS in boot partition |
Attempt to boot from network server (Hold until Mac Logo appears) |
Hold down until the 2nd chime, will boot into 9? |
OSX: Watch the status of the system load |
OSX: Enter single-user mode (shell-level mode) |
After startup
Bring up dialogue for shutdown/sleep/restart |
Eject a Floppy Disk |
Force current app to quit |
Unconditionally reboot |
Fast Shutdown |
Goto the debugger (if MacsBug is installed) |
Reset Power Manager on PowerBooks |
Put late model PowerBooks & Desktops to sleep |
Application Specific Keys
SuperMac (at least some models)press&hold |
Imagine 128 Card (reset resolution) |
RasterOps (at least some models)press&hold |
Radius (Use cable sense pins to set resolution) |
Radius (Cycle through available resolutions) |
Conflict Catcher
Pause Boot |
Launch CC at Startup |
Skip remaining extensions |
Reboot cleanly while loading extensions |
RAM Doubler
Disable at Startup |
Apple System Installer
Change custom install to clean install |
Claris Emailer
Bypass specified startup connections |
Bring up rebuild options |