Simplify the following text for a Grade 8 native English-speaking person.
Original: At this stage GRUB can also pass control of the boot process to another loader , using chain loading , for operating systems such as Windows that do not support the Multiboot standard .
Simplified: Alternatively , GRUB can pass control of the boot process to another loader , using chain loading . This is the method used to load operating systems such as Windows , that do not support the Multiboot standard .