![]() Try taking the battery out for 10 minutes. If so, you have successfully reset the Open Firmware settings." Unlike personal computers that run Microsoft Windows, it should not be necessary to completely reformat the hard drive, once a year, to reinstall the operating system. "The reset-all command should restart your Mac. Then enter these lines, pressing Return after each one: ![]() Then, before the screen lights up, hold down Command-Option-O-F until the Open Firmware screen appears. If you are seeing the folder with a then it probably means that your Mac is unable to find the start-up disk therefore unable to boot your Mac OS. Shut down the Mac, then power it up, and before the screen lights up, quickly hold down the Command, Option, P, and R keys, until the Mac has chimed twice more after the powerup chime. Sometimes if volumes don't appear in Startup Manager (what you get when you hold down the Option key at startup), you need to reset the Mac's PRAM, NVRAM, and Open Firmware. Sometimes you need a wired keyboard for this to work. Ive tried pressings the option key on start up and all that does is take me to a page to log into my wifi and no further than that. continue holding down option key until you see the startup manager screen. Hi, I followed your instructions on installing a new hard drive and now when I turn it on a flashing question mark in a folder keeps flashing.
0 Comments
Leave a Reply. |