I am having Issues with Multiple Email Accounts on K-9 Mail

[Andyross]

Similar issue posted here:

Mail not always updating in background

Using K9 v8.2, and it doesn’t seem to reliably fetch mail in the background. I have 3 accounts on Yahoo, Outlook, and Comcast, all configured as IMAP. The fetch interval is set to 15 minutes on all. This is a Pixel 8 on Android 15. Often, I open it up (from minimized) on the Unified Inbox, and it shows nothing new. If I do a pulldown refresh, it will download a bunch of email from all 3, sometimes several hours old. App permissions are set to allow background battery usage. I think this is re…