This is a known driver conflict with Dell's Intel RST (Rapid Storage Technology) drivers. You need to load the f6flpy-x64 driver during the "Load Driver" step of installation.
: Connect a USB drive with at least 16GB of space. The tool will format the drive and create a bootable USB with the ISO pre-loaded. 2. Alternative Download Sources iso windows 7 dell
A progress bar appeared. Elias leaned back, exhaling smoke from a cigarette he didn't remember lighting. This is a known driver conflict with Dell's