I will add that I'm running Android 8.1 on a Pixel XL and am not experiencing this issue, never have other than the initial work on the battery optimization setting. So, if you have everything set properly it is a specific phone issue I guess since K9 does run on Oreo.
On Tuesday, April 17, 2018 at 8:34:08 AM UTC-5, Mathguy wrote: > > Are your settings for Fetching mail set properly? All folders, sync timing > (mine is every 10 minutes), size limit (any size). -- 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. For more options, visit https://groups.google.com/d/optout.