Put your shinny new SSD into the Adapter, set it aside.It is rather simple, it took less than 20 mins! A P5 screwdriver for opening the back case, and a T6 screwdriver for the SSD screw.Make Time Machine backup of your Macbook, you will need a fresh external USB drive/disk to do this.

Update your MacOS to the latest version.

Important note: Since MacOS High Sierra (10.13+) you can use NVME technology, in short it achieves faster read/write speed, all said Samsung SSDs above (960,970) are NVMEs. So if anyone reading this has managed to install other SSDs, I’d also like to know. But when this post is written, all success stories are using Samsung SSDs (EVO or PRO). Personally I believe any M.2 PCI-E NVME SSD should work (but it has to be of 22mm*80mm (2280) to fit the slot), not just Samsung. Now I can tell you that they indeed work. However when I was browsing Amazon I find the 970 EVO is actually cheaper than 960 EVO, and I thought there is no reason why it won’t work just as well, as they are the same interface. Originally I was going to buy the 960 EVO instead of 970, as 960 EVO has been tested by many that they work. Samsung 970 EVO 500 GB V-NAND M.2 PCI Express Solid State Drive Some people have complained that some of the adapters are too thick and it makes it a little awkward to put back the back cover, but luckily I didn’t suffer any problem. There is also this version: There are debates online as which one is better, I don’t see how they are different except the shape. You can buy it on ebay or amazon, mine looks like this: Things you will need: M2 NGFF TO MACBOOK Converter I managed to follow the steps and successfully upgrade my MacBook to a Samsung 970 EVO SSD, and I will be sharing my experience here. The idea is simple, use an ‘adapter’ so that the MacBook can take the standard M.2 SSD drive such as Samsung EVO/PRO. Until one day I came across a post on reddit: Samsung 960 EVO on Macbook Air 2015 However I couldn’t convince myself to buy one as it is more than double the price for the same size, than a standard M.2 SSD. Over the years I am running out of space, but I knew for long that Apple’s SSD is proprietary, either I have to buy a 2nd hand spare SSD from other mac devices or go for the OWC drive. My Macbook Pro 13 (early-2015) comes with a 256 PCI-e SSD.

2tb ssd for macbook pro