Macbook No Entry Sign

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.

Macbook no entry sign. Apple may provide or recommend responses as a possible solution based on the information provided. Model a1502 2 4 2 6 or 2 8 ghz dual core intel processor released october 2013. Resolve boot issues showing prohibitory sign. Macbook no entry sign at startup grey screen more less.

I then tried booting to the recovery drive and got nothing. If your mac is using a firmware password the lock icon appears when you try to start up from another disk or volume such as an external drive or macos recovery enter the firmware password to continue. Managing a prohibitory sign at os x bootup. Either the system on the hard drive has been corrupted and it can t boot from it or the hard drive itself is damaged.

Mac os x has several bootup symbols including a universal prohibitory sign that indicates critical files are missing from the boot volume. 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. Macbook pro 13 retina display late 2013. Every potential issue may involve several factors not.

I created a bootable usb using disk creator and attempted to boot from it so i can load the os onto the new drive. This means one of two things. But i keep seeing the no entry icon. You don t say how old your macbook pro is so that could also be a factor.

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