On March 16, Nintendo team released one new system firmware version for their switch console-Version 2.2.0. From the changlog, we can not get much infirmation about update.
Improvements Included in Version 2.2.0
General system stability improvements to enhance the user’s experience
How to update Nintendo switch to 2.2.0?
1. In most situations, the Nintendo Switch will automatically download the most recent system update while it is connected online.
2. You can also manually start the update if necessary.
Turn on your wifi-System Settings-System-System Update
If you want to wait the homebrews of this console, then keep your console in a low firmware version.