If your Windows PC crashed and you don’t have access to another Windows PC, a friend with a Mac maybe of help creating a bootable Windows 11 USB.
https://www.ghacks.net/ways-to-create-a-windows-11-bootable-usb-on-mac/
Make a Windows 11 bootable USB on Mac with Terminal
Here’s one of the easiest ways to make a Windows 11 bootable USB on a macOS device. Before you proceed, you need to ensure that you have Homebrew as well as wimlab on your macOS device. Also, since your Windows 11 ISO image will be above 4 GB, you’ll have to split the “install.wim” file…
WonderISO
One of the top tools that takes most of the hassle of making a Windows 11 bootable USB drive on a Mac easier for you is WonderISO. There are some requirements you’ll need to meet, such as having macOS version 10.12, 11 on your device. Also, you’ll need a USB drive with at least 16 GB storage space and the Windows 11 ISO image…
Boot Camp for older Mac devices
This method is the one we recommend the least. Apple has banned the use of it on newer macOS devices, which means you might not even be able to use it. However, older Mac computers can still use it. All you need to do is install the Boot Camp app, let the assistant load, show the location of the ISO image, and let it roll from there…