Switching the boot drive involves altering the device that starts your computer.
Switching the boot drive involves altering the device that starts your computer.
You're dealing with a setup where the EFI partition was stored on a different SSD than your replacement boot drive. The issue arises because the system isn't recognizing the new drive, even after removing the old one. It's tricky to resolve without specific guidance, but you might want to check the boot order or verify the correct device mapping.