nostr:npub178h85fgemmdfrtwxq5uehw985m0ve7akcm60z9y5z845dd4hw5ds6rhyhr Yeah, with the later versions of macOS, you need to install a full environment to an external hard drive and then boot the target machine from that, then install to the internal drive from an downloaded installer on the external. Lots of problems trying to just do it from a pen drive.