See the section *From V3.9 or earlier <http://www.weewx.com/docs/upgrading.htm#From_V3.9_or_earlier>* in the Upgrade Guide.
The only issue you might have is the calculation of derived types and, even then, only if you messed with the [StdWXCalculate] section in weewx.conf. On Thu, Dec 30, 2021 at 3:23 PM Dave, G1OGY <daveg1...@gmail.com> wrote: > Greetings > Is direct upgrade 3.9.2 --> 4.5.x supported, please? > Any specific caveats (other than the usual)? > TIA > > -- > You received this message because you are subscribed to the Google Groups > "weewx-user" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to weewx-user+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/weewx-user/39bb068b-de54-464b-a8e6-0c23454d5975n%40googlegroups.com > <https://groups.google.com/d/msgid/weewx-user/39bb068b-de54-464b-a8e6-0c23454d5975n%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to weewx-user+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/CAPq0zEA9e9Sf%3DhHTrxzZPoFtA1pXMtwwUYnET38idJLw-YMTrQ%40mail.gmail.com.
