I'm looking for something like Bootsafe but with option to be run silently. Anyone aware of such utility or any special command to be run?
Use EasyBCD with Vista/7 it allows a lot of different ways to modify your bootrecord, it's easy to use.
One way to trigger the machine to boot into safe mode on Windows XP and below is via the
example of a regular boot.ini:
example of a safe mode enabled boot.ini:
note the addition of
NOTE: I'd strongly advise you to make a backup of your boot.ini file before attempting this.