Outlook sucks as a POP and IMAP client because of the PST file format. PST is terrible, and prone to corruption. Without an Exchange backend, Outlook has to store *everything* in your PST. Calendars, ...
Frankly, the world would be better off if they just abandoned the pretense and dropped IMAP support completely. I posted a while back on the topic of prospect of moving from Outlook+POP to ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results