To save DVD, you can use your 4GB USB flash disk to create a Live USB which you can use to install Linux on your machine. This tutorial is going to show you how to create CentOS 7 Live USB from a Windows 8 machine. There are many applications we can use to create Live USB on Windows, but based on the official website of CentOS, win32 Imager is known as the one that works with CentOS 7.
How to create CentOS 7 Live USB from Windows 8
A. Download Win32 Imager for Windows
You can navigate to this download page to obtain the most recent version of Win32 Imager for Windows. Install it as usual.
B. Download CentOS 7 ISO
You can download the ISO file of CentOS 7 if you don’t have it yet. Please navigate to this official download page.
C. Create CentOS 7 Live USB
Run Wind32 Imager from your Windows machine and browse to the CentOS 7 ISO file you’ve downloaded on step B.
If you cannot see your ISO file, change the file type to *.* and you should see your ISO files.
Press Open and then click Read to start copying. Please make sure that you select the correct USB disk drive from Device menu. If not, you may lose your data on the disk. Thank you
