Fatal Error No Cd Rom Found Mikrotik Full |work| -
Once the installation media is recognized, the screen will change from the fatal error message to the standard RouterOS package selection menu. Press a to select all available packages. Press i to begin the installation.
Instead of using the ISO file, download the "Raw disk image" ( .img ) file from the MikroTik Downloads page , unzip it, and use that as the hard drive image directly. This bypasses the installer entirely.
Modern motherboards use SATA/AHCI controllers, and the older RouterOS installer lacks the specific drivers for them. fatal error no cd rom found mikrotik full
If you are deploying RouterOS as a Cloud Hosted Router (CHR) or x86 instance inside a hypervisor, you must match the virtual hardware to what RouterOS expects. Edit the virtual machine settings. Remove the existing CD-ROM and Hard Disk. Add a new IDE Controller . Re-add the Hard Disk and assign it to IDE 0:0 .
Modern USB 3.0 ports or high-capacity drives sometimes lack driver support during the initial install phase. Try using a USB 2.0 port and a smaller USB drive (e.g., 2GB or 4GB). MikroTik community forum Why This Happens "FATAL ERROR: no CD-ROM found" during installation Once the installation media is recognized, the screen
: Select your device from the list, browse to the folder containing your .npk file, check the package, and click Install . Method 2: Proper USB Flashing with Rufus (DD Mode)
This error typically happens when the RouterOS installer cannot locate the installation media. It is common when setting up RouterOS on PC engines, older x86 hardware, or specific virtualized environments. Root Causes of the Error Instead of using the ISO file, download the
The installer often expects a legacy IDE interface. If your BIOS is set to AHCI mode for SATA controllers, the installer may fail to "see" the optical drive or the USB emulation.
If using Rufus, insert your USB drive and select the RouterOS ISO. Look for the or advanced drive properties.
If you are seeing this, you are not alone. This article dissects exactly why this error occurs on modern hardware, what the "full" installation means, and offers a step-by-step guide to bypass, fix, and permanently resolve this issue.