Windows–Linux dual-booters: how to set Windows system time to UTC
This is for people who dual-boot Windows and GNU/Linux. If you use both OSs on the same machine, you may have run into an issue with the time display when you switch between GNU/Linux and Windows. If your time is correct in GNU/Linux, it may be off by some number of hours (depending on your time-zone) in Windows (or vice-versa). This is because (by default) Linux sets the system (hardware) clock to UTC (Universal Time Coordinated) while Windows sets it to your LOCAL time. Traditionally, many (but not all) Linux distributions have provided a work-around so your GNU/Linux distribution can set the system (hardware) clock in accordance with how Windows does things. If, when you installed your GNU/Linux OS, you were asked which of two times is the correct one, you are probably all set, and you do not need to read any further (unless you are curious). On the other hand, if you were not asked the above question, what I have to say here may be of help. There are three ways to change h