Using this key combination will cause your Mac to become very verbose on startup and will show a terminal-like interface while booting.
You may get a sad Mac face, an audible beep, or another ailment keeping your Mac from properly booting.
Holding down Command S during startup will boot your Mac into Single User Mode.MacOS Recovery installs different versions of macOS, depending on the key combination you use while starting.Sometimes on a Mac, the pram (parameter RAM) and nvram (non-volatile RAM) can become corrupt and cause various problems.These combinations work with Intel-based Mac computers.
In this mode, you can use Safari to browse the web for any possible boot problem solutions, perform a system restore, or format the drive using Disk Utility.
Cleaner preferences window, improved disk monitoring, mac OS.5 or later.
If your Mac is using a firmware password, you're asked to enter the password first.
MacUpdate Desktop, quickBoot is a small application to make it quick easy to temporarily boot another drive/partition like a Windows drive and have the system boot back to your default system after.Two or more OS drives, view Larger, no similar apps have been recommended yet.LifeHacker, cheers to them!Copyright softonic international.A.Is it that hard to just reboot and hold down the Option key?Easy, just reboot again and youre windows emulator for linux ubuntu back to Mac OS X (or rather, youre back into whatever your default boot OS has been set to by way of Boot Camp or your boot loader of choice).QuickBoot is a great little tool that sits in your menubar and lets you easily select boot volumes from Mac OS X to Windows and vice versa.With the introduction of Intel-based Macs, however, Apple has built the AHT utility right into your Mac.Generally no, but since it does require manual intervention upon restart its not always the most practical or convenient for everyone.Check out this article for more information about booting into Safe Mode.