For $29/mo, we provide access to advanced level technicians who will answer your questions on any Macbook board related matter to the best of their knowledge promptly & walk you through how to solve your problem so you can deliver a working board to your customer.
The machine is a MacBook Pro 13" late 2012 (Model: A1425, Order: MD212). I tried upgrading the original 128GB SSD with a 500GB Samsung 860 EVO connected with an mSATA adapter (NewFrog product ID 79094). Issue:
The MacBook did not boot from the new Samsung SSD. After swapping back in the...