There is a new update for the Samsung Galaxy S23 FE in South Korea

Samsung has started updating its mobile devices to a new, February security patch and now it has been revealed that the Galaxy S23 FE has also started receiving the patch.
Here's What We Know
For now, the update is only available for the Korean version of the smartphone with model number SM-S711N. The new firmware has the number S711NKSS5BYB1. The new software for the S23 FE is expected to arrive in other regions in the coming days.
The update fixes vulnerabilities in the Android system and One UI. No new features are expected in this firmware.
For those who are expecting new functionality in the smartphone, it will only come with the release of One UI 7.0 based on Android 15. However, this update won't arrive until a few weeks from now, or maybe even later.
Source: Sammobile