https://blog.wongcw.com/2020/08/07/2020%e5%b9%b427%e8%8b%b1%e5%af%b8imac%e7%9a%84ssd%e6%a8%a1%e5%a1%8a%e5%b7%b2%e7%b6%93%e8%a2%ab%e7%84%8a%e6%ad%bb%e7%84%a1%e6%b3%95%e8%87%aa%e8%a1%8c%e5%8d%87%e7%b4%9a/
2020年27英寸iMac的SSD模塊已經被焊死無法自行升級