FJ Software

I think the problem I have is linked to the transition summer time / winter time, for full-day events (and perhaps events starting at 00:00)

Hello Giangi.
Thanks for the advice, but it is the same (GMT+1) on both devices.

Hello. I go on with the problem.

I create a new past event (full day) on October 14th 2020 on my Android Phone.
Synchronization 1 => Event on October 14th 2020 also in Thunderbird
Synchronization 2 => Event on October 13th 2020 on the phone, stays on October 14th in Thunderbird

Idem for a full day ...

Today : october 30th, 2020

Hello.

I create a new event, full day event, for October 14th 2020, on the Thunderbird Calendar. It is a single event (not a recurrent one), past event.

I launch a synchronization. MyPhoneExplorer displays the event on October 13th, and after the synchronization, the ...

... and after another sync, I find again 24th in Thunderbird and 23rd on the phone

Following the posting of the previous reply, I noticed the date in the MPE Calendar for Jean's Fête was June 23rd.

I Change it in MPE Calendar to 24th, and after a Sync, the right date was displayed both in Thunderbird Calendar and in Android phone calendar.

Apparently, the date declared as "Fête ...

Hello.
I Have the same problem of one day difference between events registered in Thunderbrid and on Android Smartphone (Often with recurring events, but not always).

It happened for the first time some days ago. The summer time in France was changed to winter time on last sunday. May it be tne ...