Macbook No Entry Sign On Startup

Circle with a line through it. Macbook pro 13 retina display late 2013. Seeing a no entry sign after a new crucial m500 installation i just installed a new crucial m500 drive into my 2009 2 0 ghz mac mini.

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I created a bootable usb using disk creator and attempted to boot from it so i can load the os onto the new drive.

Macbook no entry sign on startup.

Model a1502 2 4 2 6 or 2 8 ghz dual core intel processor released october 2013. Learn what to do if your mac starts up to a circle with a line through it prohibitory symbol. This means one of two things. Thanks for the a2a.

Mac os x has several bootup symbols including a universal prohibitory sign that indicates critical files are missing from the boot volume. Either the system on the hard drive has been corrupted and it can t boot from it or the hard drive itself is damaged. 29 2010 10 33 a m. But i keep seeing the no entry icon.

Managing a prohibitory sign at os x bootup. When starting your mac if you run into a prohibitory sign and the system will not boot there are a couple of things you can try to address the problem. You don t say how old your macbook pro is so that could also be a factor. If your mac doesn t start up all the way or needs you to do something during startup it might stop at one of these screens.