Remove Chrome OS Flex & Install Windows 11 | Without Rufus | ISO to USB Android

When I create a chrome os flex bootable pendrive then they show unallocated space in disk management in windows.
If I install after successful installation when I boot "checking media fail" error shown. Plz help me with this problem and plz reply.

Im install linux💀

how can i use the windows os as a second boot inside the chrome device?

In boot option the usb is not detecting in chrom flex os

Help me please when i go in the boot menu, chrome os flex directly start and don't show the boot menu can you help?

firstly thank u for sharing this sucses video
i have probleme in the boot menu in my pc hp i5
plz help

I have a problem
After selecting Unallocated space it doesn't run