In the effort to continuously improve the accuracy of our Application classifications, the following characteristic and risk changes are planned for late April 2021. The rollout was postponed from the originally announced date.
Detailed information regarding Application and IPS release notes available here: https://docs.sophos.com/releasenotes/index.html
See the newest update, it include false positives and NTP etc.
What about the other classification errors, ntp, Imaps?