ALL ABOUT PC

Windows 10 came with many features for a fast and optimized experience and performance enhancements, one of them is the fast Startup feature. It's a feature to boot windows 10 fast. It's kind of hibernating your PC, windows 10 will save kernel image and drivers in files known as hiberfile . this is the reason why even after the screen goes black the drive loads. When windows 10 boots next time it loads the file again making booting process faster than the regular boot. This feature is enabled by default in clean installs of windows 10.