Pixivjjae

So I need a bit of help with a problem I've got a new mid 12 (nonretina) Macbook Pro running Mountain Lion that I have installed a Samsung 0 SSD in In general use it is working however it doesn't seem to be able to boot from the USB ports even though they work fine once I'm booted into the OSI would suggest to get SSD, and go with high Sierra If you have upgraded to SSD, High sierra is the best option (Mojave is too much for this old machine) But if you haven't, you may consider stick with Mavericks which is still HDDfriendly (MaveApple Macbook Pro 5MPXV2LL/AR Laptop (Mac OS, 31GHz dualcore Intel Core i5, 133 inches LED Screen, Storage 256 GB, RAM 8 GB) Space Gray (Renewed) 39 out of 5 stars 9 $ New Apple MacBook Pro (16inch, 16GB RAM, 1TB Storage, 23GHz Intel Core i9) Space Gray I purchased a refurbished 12 Retina Macbook Pro 15 inch model from How Can My Mid 12 Macbook Pro Retina 15 Run A 4k Panel At 30hz Over Hdmi Ask Different Macbook pro (retina mid 2012) mac os