I know some of the more common operating systems such as Windows Linux Dos Unix and Apple's operating system Mac OS X OS X macOS and so on. I have only used the Windows operating system like win7 win8 win10 and XP system. My own computer is win10 system. Win10 gives me the feeling that the system upgrade is very frequent. As far as I’m concerned the difference between Win10 with win78 is relatively large. I just started with less smoothly. Little by littleI have get accostomed to it. Generall