I recently purchased a refurbished 13" early 2015 13" 128GB Macbook air. I purchased it through Amazon. It came, booted up like a charm, and was working well. I even able to watch a show on Netflix. On my first night with it, I was following the instructions on this site...
Hi
First off i‘m afraid I’m not very computer literate.
in the process of upgrading my Mac Pro 5.1 2010 6-core 3.33. 5770 GPU.
i recently got a Sapphire 580 GPU - I needed a ‘metal’ card in order to go from high sierra to Mojave. I managed to do the kext thing (following instructions) to get...