I want to switch my grub bootloader from ssd to usb where my os is installed

[Teo]

Restoring Bootloader/EFI partition

Welcome to the forum! Um, mhwd doesn’t need to be downloaded, as it’s already on the live medium. And yes, /boot is not an EFI partition, because that’s not where the EFI partition would be mounted. The EFI system partition has to be mounted at /boot/efi ─ at least, if you’re using GRUB as the boot loader. But okay, I’ll try talking you through it, albeit that I have no experience with NVMe drives. Boot up from the live medium and start the partition manage…