A couple of very important things to keep in mind before creating a system backup. One, you want a second internal or external hard drive. (DVD's are too slow and not as handy for an entire system backup). Secondly, you want to make certain that your C: Drive is free of infections before installing your backup software. Run two or three different anti-malware programs (malwarebytes.org) is a good place to start. If you find infections, don't bother to clean them. Reinstall your system, your programs, and get all Windows Updates
manually (a much faster process then waiting for them to automatically download and install). Then make a
Master copy of your C: Drive on a second hard drive.
I do this every week with computers around the world, Macrium is a good free product, but you do have to insert the recovery disk into your optical drive and boot to that disk.
On some computers, the boot screen will give you options to press a key and choose which device you want to boot from. Other's will have you press a key to enter BIOS to change your boot order. If you're lucky like me, I have an Acer that gives me 5 seconds to choose one of three keys, F12 allows me to choose which device I want to boot from, in this case, it would be my Optical Drive containing the Recovery Disk.
That's a lot of information I know, but as time goes by, this text tutorial will be convenient for you and others who are delving into the most important task all computer owners should do on a weekly, if not daily, basis.
Backing-up the entire computer system.