I'm just using geary mail with no problems! BUT I have set gmail and yahoo mail accounts and it works (I think so), the problem is that geary not sync ALL messages I have for these accounts. What I have to do in geary to refresh or sync or push ALL mails that I have for these accounts??? note: I have +- 1000 mails in yahoo account! My system is xubuntu 16.04.thanks vladi.