If the CD/ISO method continues to fail, use , which is MikroTik's official tool for "bare metal" or unresponsive hardware.
: In your BIOS, change the SATA controller mode from AHCI to IDE or Legacy . Older versions of RouterOS may lack AHCI drivers.
VirtualBox users frequently see this error. Here is the exact fix: fatal error no cd rom found mikrotik
By following the steps outlined in this guide—from editing boot parameters with all-generic-ide to switching to NetInstall—you will turn this fatal error into a minor 2-minute detour. Now go ahead: install RouterOS, secure your network, and leave that virtual CD-ROM drive in the past where it belongs.
This must be off for the RouterOS kernel to load correctly. 2. Use Netinstall (The Recommended Method) If the CD/ISO method continues to fail, use
To truly fix this error, you must understand the legacy boot process.
The message is a relic from the early 2000s, a ghost of legacy bootloaders expecting spinning discs. It does not mean your hardware is broken or that RouterOS is incompatible. It simply means the installer cannot find its payload. VirtualBox users frequently see this error
Select the device in Netinstall, browse for the .npk package, and click . 3. Alternative Physical Media Workarounds
RouterOS often struggles with AHCI or RAID modes. It generally prefers IDE/Compatibility mode for SATA controllers. How to Fix the "No CD-ROM Found" Error 1. Adjust BIOS/UEFI Settings
Do not use tools that write in "DD Image" mode only. Use (Windows) and explicitly select: