Same here, I‘ve been using K9 also for 10+ years now.
Yesterday I installed 5.7xx and really liked the optical update. But the removal of the accounts list is a complete showstopper for me (and family members). For my daily use this overview was one of the key features. So for now I downgraded back to 5.6, but unless the account list returns I regret that I will have to turn to another solution in the long run... -- You received this message because you are subscribed to the Google Groups "K-9 Mail" group. To unsubscribe from this group and stop receiving emails from it, send an email to k-9-mail+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/k-9-mail/4e898bfa-21f8-4655-9c30-83220a11054d%40googlegroups.com.