https://bugs.kde.org/show_bug.cgi?id=502560
--- Comment #4 from Boris Shtrasman <boris.sh.1983+kde.bugzi...@gmail.com> --- (In reply to Daniel Vrátil from comment #3) > Indeed, sorry about the confusion - I saw in the log it did not use > CONDSTORE and automatically switched to Gmail in my head (because I remember > the pain of trying to debug that :-)). Office365 doesn't support CONDSTORE > at all (it's not listed in the CAPABILITY response), so the only solution to > speed up sync is to get rid of the SEARCH and just use FETCH (which should > also allow for larger batches and generally will be much faster). I would like to remind that at least in 2014 , there was a limitation on the amount of data you could get in one go. (https://bugs.kde.org/show_bug.cgi?id=339393), I'm not sure if that still applies(*) -- You are receiving this mail because: You are watching all bug changes.