ongoing:boot

Resolve boot issues showing 'prohibitory' sign

There are a couple of bootup warning signs that may occur with the Mac OS, the most common of which is the folder with the blinking question mark, which means a valid start-up disk has not yet been found. Another error that may occur is the universal "prohibitory" sign.… Read more

Originally posted at MacFixIt

January 29, 2010 10:33 AM PST By Topher Kessler

Topics:

Troubleshooting

Tags:

OS X,

Mac,

Bootup,

Ongoing:Boot