I've had success with MultiBootISOs. Once you set it up on a USB stick, you can just copy the .iso file onto the stick and then add a reference to it into the menu text file. It looks something like ...
Passcape ISO Burner is free portable software for Windows that lets you easily burn ISO image files to CD/DVD/USB. It also lets you create bootable disks or a bootable USB drive from the ISO images ...
If when you download the Windows ISO image and try to copy it to a bootable USB flash drive, but receive the error message The file ‘install.wim’ is too large for ...