To solve your macbook running out of space on the original SSD, with NVMe drives, you must update to 10.13 High Sierra or later before upgrading the SSD, as the computer's firmware needs to be updated first. Your SSD won't work without an update first. Package Include: 1x M.2 NVME SSD Convert Adapter Card 1x Screwdriver 3x Screws This adapter is compatible with the following MacBook Models (Note: requires macOS 10.13 High Sierra or later) MacBook Pro: 2013 MacBook Pro Retina A1398 A1502 (ME864 ME865 ME866 ME293 ME294) 2014 MacBook Pro Retina A1502 A1398 (MGX72 MGX82 MGX92 MGXA2 MGXC2); 2015 MacBook Pro Retina A1398 (MF839 MF840 MF841 MJLU2 MJLT2 MJLQ2); MacBook Air: 2013- 2014 MacBook Air A1465 A1466 (MD711 MD712 MD760 MD761); 2015 MacBook Air A1465 A1466 (MJVM2 MJVP2 MJVE2 MJVG2 MMGF2 MMGG2); 2017 MacBook Air A1466 (MQD32 MQD42 MQD52) and MacBook Pro ME252 MD878 for iMAC A1419 (Later than 2013 and newer). Support Following M.2 (NGFF) PCI-e SSD: Intel: 600p, 660p, 760p etc Samsung: 960 Evo, 960 Pro, 970 Evo, 970 Pro WD Black NVME SSD V1, V2, V3 Toshiba: XG5 Crucial: P1 Kingston: A1000, A2000, KC1000 Corsair: MP500, MP510 HP: ex920, ex950 ADATA: SX6000, SX8200 and Pro and more…

Important Notice:This Macbook M.2 Nvme adapter will not affect your SSD performance as it only converts NVME SSD to Apple SSD socket.cannot work for B-key or B/M-key socket.It can't support recovering from internet. Require macOS 10.13 High Sierra or Later, NOT compatible with earlier than macOS 10.13 versions( 2010 2011 2012 27’’ and 21.5’’ iMAC A1419 A1418). Please use your original SSD to upgrade your macOS before installation. Compatible with MacBook Air 11” A1465 & MacBook Air 13” A1466 (Mid 2013-2017), MacBook Pro (Retina) 13" A1502 & 15" A1398 (Late 2013 - Mid 2015), Mac Pro ME253 MD878. With this SSD converter, you can easily upgrade your Macbook with a simple installation. Perfect for tech enthusiasts, high-end gamers, and 4K and 3D content designers. M.2 NVME SSD Conversion Adapter Kit includes 1* M.2 NVME SSD Conversion Card + 1* Screwdriver + 3* Screws. Suitable for DIY replacement of upgraded MacBook SSDs with high capacity NVME SSD. ( DO NOT fit external SSD enclosure ).