These warning messages are simply notification messages and can be safely ignored. Because of this, you will receive a couple of warning messages during the installation process. Note: When installing BootIt NG from a CD or DVD, the installation routine will not be able to write to it. If you don't have an ISO capable burning program, you can use BurnCDCC (available free from Terabyte Unlimited).
Use your burning software of choice to create the bootable CD or DVD from the created ISO file.Press the down arrow key to select the Build a Bootable ISO Image File for CD option.Using BOOTITNG.EXE to create a bootable CD or DVD for BootIt NG installation:
Instead of trying out with an external agent, it would be better to make use of the in-built application of Mac, called Disk Utility to burn the ISO image files on disk to make them bootable. This portable utility creates a bootable ISO disc image from the Windows setup folder from your local, external drive (USB drive) or CD/DVD drive.
If you choose to download an ISO file so you can create a bootable file from a DVD or USB drive, copy the Windows ISO file onto your drive and then run the Windows USB/DVD Download Tool. Method 1: Create Windows 10 Bootable USB/DVD on Mac Using Disk Utility. Hi Windows connoisseurs (wiki) (This is essentially a remake of my Create a bootable Windows 8.1 installation USB flash drive post.) The setps are the same so you can easily follow that post or use this slightly updated version.
If you want to create bootable usb from iso using RUFUS follow this tutorial “ How to create windows Bootable USB using RUFUS with UEFI Boot Enabled”. An ISO file combines all the Windows installation files into a single uncompressed file.
If your system is UEFI enabled then you should select GPT Partition Scheme for UEFI from “The partition scheme and target system type” drop down menu, while creating bootable usb stick or windows boot usb. Many people tend to choose to use a bootable USB drive when they don't have a disk drive on their computer or don't haveMany people tend to choose to use a bootable USB drive when they don't have a. Rufus is very handy if you want to flash a BIOS or other firmware from DOS or if you want to run any other low level utility. Rufus also supports creating bootable usb for UEFI boot enabled systems. If you do not have an ISO image and want to create ISO from CD, it is very easy to create with ISO tools or CD burning tools CDBurnerXp and ImgBurn which are freely available. Prior to making a Windows bootable USB or Linux bootable USB you need to have a USB flash drive of minimum 4GB capacity and ISO image file of Windows or Linux etc. Rufus helps format and create bootable usb disk for Windows and Linux both.
This tool is portable which means you do not need to install this, just double click on Rufus.exe and it will launch. Rufus is one of the quickest tool among other tools used to create bootable USB from ISO images.