Why does my Mac computer take longer to boot after I upgraded it with JetDrive SSD? Category : Setup / Operation After upgrading your Mac with JetDrive SSD, please reset the "Start up Disk" by the following steps:1. Find "System Preferences"2. Click "Start up Disk"3. Unlock and set the disk you would like to use as start up disk 4. Reboot Is the answer helpful? Related Why my MAC becomes power-consuming after installing JetDrive? I use Disk Utility to restore my Mac system but Osstatus Error 22 occurs. What if my non-Transcend monitoring software warns me my SSD is overheating? Technical Support If the answer can't help you, you can contact the Tech Support Department Get Started