The 2.2.0 system update was released on April 17, 2017. This update was released for all regions.

Security flaws fixed: unknown.

Change-log

This is the official changelog from Nintendo regarding this update:

Improvements Included in Version 2.2.0

General system stability improvements to enhance the user's experience

System Titles

Exactly the following titles were updated:

The only updated sysmodules are: wlan nfc

The only updated 01000000000008XX titles are: 0100000000000801 (Error message archive), System config, 0100000000000816, and System_Version_Title.

System config

A new entry with name "nv!nvn_no_vsync_capability" was added. The value of the "ntc!autonomic_correction_interval_seconds" config was changed from 0xD2F00(864000) to 0x69780(432000).