There are no free "ports" on the SATA controller for a second disk.
Windows 11 often defaults to NVMe for the primary drive in VirtualBox. While fast, the unattended script sometimes struggles to attach secondary ISOs to NVMe controllers. Go to .
Navigate to your VirtualBox VMs folder (usually in C:\Users\Name\VirtualBox VMs\VMName ). Look for a file named Unattended-xxxx.iso . windows 11 cannot connect unattendediso to cd dvd 2 better
Complete the VirtualBox VM creation wizard but do not start the VM immediately.
Click the "Adds optical drive" icon next to your Storage Controller. There are no free "ports" on the SATA
When you use the "Unattended Install" feature in VirtualBox 7.x, the software creates a small temporary ISO file containing your username, password, and product key. It attempts to "hot-plug" this into a second virtual optical drive (CD/DVD 2). The error triggers when:
Windows features like Memory Integrity or Hyper-V are preventing VirtualBox from modifying hardware states on the fly. Solution 1: The "Manual Mount" Workaround (Most Reliable) Complete the VirtualBox VM creation wizard but do
0 requirements for Windows 11 while setting up your VirtualBox VM?