If the system you want to install the OS on doesn't have a CD-ROM or floppy drive, you can do the installation from a USB flash drive. This requires that you prepare the drive with the OS files first.

My Dell C400 does not have a CD driver or floppy and will not boot to usb. Also I don’t have access to a usb floppy drive or usb cd-rom drive. I can install the C400 hdd onto a desktop so I can ...

To use a Floppy Disk Drive on a Windows 11/10 laptop or desktop computer, you can download the Driver or create a Virtual Floppy Disk using these free tools.

Want my recommendation? Here’s the floppy drive I use, which only costs $19 as of this writing.Most USB-compatible 3.5-inch floppy drives are similar, but a few things stand out about this one: ...

Make sure the installation sources are valid and restart the installation. To resolve it, remove the Floppy drive. Your machine thinks it contains the product key, which it doesn’t.