Windows 10 Fall Creators Update (and System Image Backup)
The Windows 10 Fall Creators Update will be released to the general public on 10/17/2017. Don't forget to backup your computer before you take the plunge!
Windows 10 has a built in System Imaging tool that enables you to create and save a system image on an external HDD, or even DVDs, and then quickly be back up and running if something goes wrong with your Windows 10 Operating System at a later date, including when performing a significant update like the Fall Creators Update. It also enables you to quickly be back up and running when you have to replace your system HDD or SSD due to failure.
The following articles gives decent instructions for creating, and using, a Windows 10 System Image...