And then, a final line appeared:
With fingers crossed, they initiated the restore process. The device whirred and beeped, and then... it booted. The error message disappeared, replaced by the MikroTik login prompt. fatal error no cd rom found mikrotik full
: Standard ISO images are often not "hybrid" and are designed strictly for physical optical drives. Interface Incompatibility And then, a final line appeared: With fingers
: Set your CD-ROM and Hard Disk to IDE instead of SATA, SCSI, or VirtIO. Older versions of RouterOS often lack the drivers for modern virtualized controllers during the install phase. The error message disappeared, replaced by the MikroTik
Remove the USB drive. Your server will boot directly into MikroTik RouterOS CHR. It will ask for a login (admin, blank password).
This means the ISO is corrupted or the USB creation tool failed. Redownload the ISO and use on Windows or dd on Linux.