: Use a tool like Rufus or Win32 Disk Imager to write the .img file directly to your USB drive or the target hard drive.
Here are four proven methods to eradicate the "No CD-ROM found" error and successfully install MikroTik RouterOS (full version).
The "Fatal Error: No CD-ROM found" issue on a MikroTik device can be caused by various factors, including a faulty CD-ROM drive, incorrect BIOS settings, or incompatible installation media. By trying the solutions outlined in this paper, you should be able to resolve the issue and successfully install or upgrade your MikroTik device. fatal error no cd rom found mikrotik full
This method bypasses CD-ROM detection entirely and is 100% reliable for "bricked" or stubborn installations.
The virtual machine is configured to use SATA or NVMe instead of IDE. : Use a tool like Rufus or Win32 Disk Imager to write the
Have you encountered this error? Did one of these solutions work for you? Let us know in the comments below!
Warning: This violates MikroTik's license agreement and is not recommended for production systems. It is purely an academic exercise. By trying the solutions outlined in this paper,
MikroTik RouterOS uses a Linux kernel, but the installation process is highly specialized. Unlike a standard Ubuntu or Windows installer that scans aggressively for any connected storage, the MikroTik installer (especially older ISO versions) often looks for a strictly defined "CD-ROM" device path.
This guide assumes you’re dealing with a MikroTik device (RouterBOARD) that shows a boot error like “Fatal error: no cd rom found” or similar during installation/boot and you need a full recovery or reinstall of RouterOS/firmware. Follow steps in order. I assume you want a complete recovery including reinstalling RouterOS and bootloader if needed.
Running CHR inside Proxmox provides excellent hardware compatibility while maintaining performance:
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