The original "Daz Loader" worked by exploiting the in a computer's BIOS. It would "inject" a virtual SLIC table into memory during the boot process, tricking Windows 7 into believing the hardware was pre-activated by a major manufacturer like Dell or HP.
If you are building a PC or installing Windows 11 on an older machine, there are legal and safe ways to activate the operating system without resorting to risky exploits: