Nintendo released version 14.0.0 of the Switch firmware earlier this week. It allows users to group software and also includes an update for Bluetooth audio support.
Since that firmware went live, a new update appears to have been released for the Switch Joy-Con controllers as well. How to perform this update:
How to update your Nintendo Switch Joy-Con
1) From the Home menu, select System Settings. Then select “Controllers and Sensors” on the left side.
2) Scroll down to “Update Controller”, press it and let the console do its thing.
Have you already done this update? Have you noticed any changes to your Joy-Con? Tell us below.
https://www.nintendolife.com/news/2022/03/psa-remember-to-update-your-joy-con-as-well-as-your-nintendo-switch PSA: Remember to update your Joy-Con as well as your Nintendo Switch