MacBook Pro 13" Unibody Early 2011 AirPort/Bluetooth Board Replacement - iFixit Repair Guide
MacBook Air (Original) 80 GB Hard Drive
MacBook Pro 13" Unibody Early 2011 RAM Replacement - iFixit Repair Guide
MacBook Pro 13" Unibody Early 2011 AirPort/Bluetooth Board Replacement - iFixit Repair Guide
Dead SSD on 2011 Macbook Air Mid 2011 13 Inch? Updated laptop to High Sierra from Sierra, had to go away for a few minutes and came back to the laptop turned