Slide notification to the right without reading the new email.
Expected behavior: badge count still shows the number of unread messages which should be 1.
Actual behavior: badge count is reset although email is not read.
How can I enable a persistent unread counter badge on the app?
Please provide some essential information: K-9 version, Android version, make and type of device. Without these we can only use our magical crystal sphere to help you.
If you are on Android 12: The behaviour you are describing is exactly as Google wants the badges to work. Once you dismiss the notification, the badge is gone.
However, if a new mail is received afterwards, the badge should show the previous count incremented.