On Thu, 2 Jan 2020 at 21:59, J William Piggott <elseifthen@xxxxxxx> wrote: > > You've demonstrated that 'hwclock -w' does not 'reset' the RTC. > > Does your new motherboard use a battery backup for the RTC? > Is the battery good? > If you look carefully demonstration the RTC 'reset' happens after reboot __only__ when 'hwclock -w' have been entered before reboot. So if I reboot the computer without 'hwclock -w' the RTC will be not reset. -- Best Regards, Mike Gavrilov.