Hi,
I have problem with macbook pro late 2011, i got this problem after latest update, and then i reinstalled el capitan and still same problem.
OS gets frozen, and when i force power off on button, and then when i boot again i get green lines when booting:
And then only this gray screen without green lines, and never gets to login screen.
How can i fix this?
I have problem with macbook pro late 2011, i got this problem after latest update, and then i reinstalled el capitan and still same problem.
OS gets frozen, and when i force power off on button, and then when i boot again i get green lines when booting:

And then only this gray screen without green lines, and never gets to login screen.

How can i fix this?