I don't know about throttling, but later Android versions are known to mess with email notifications. See: https://github.com/k9mail/k-9/issues/3950 https://gi

I don't know about throttling, but later Android versions are known to mess with email notifications. See: https://github.com/k9mail/k-9/issues/3950 https://github.com/k9mail/k-9/issues/3950