Nintendo has released a new update for Switch, but unlike the three previous ones, this is a pretty significant update (3.0.0) and takes a while to download and install. It also actually noticeably changes things. The full list of new additions you can see below was originally posted here:
Improvements Included in Version 3.0.0
Added the following system functionality:
• Register a channel to receive News for specific games
- To register, head to News > Find Channels
• Add friends from your Nintendo 3DS and Wii U Friend Lists
- To add friends, head to your My Page on the top left of the Home Menu > Friend Suggestions
• Receive notifications when your Friends go online
- To turn this ON/OFF, head to System Settings > Notifications > Friend Notifications
• Find paired controllers within communication range by activating the vibration feature
- To search, head to Controllers > Find Controllers
• Change the user icon order on the Home Menu
- To change order, head to System Settings > Users > Change Order
• Select from 6 new Splatoon 2 characters for user icon
- To edit your user icon, head to your My Page on the top left of the Home Menu > Profile
• Change the system volume from the Quick Settings
- To access Quick Settings, hold down the HOME Button
• Lower the maximum volume for headphone or speakers connected to the audio jack
- To lower the max headphone volume, head to System Settings > System > Lower Max Headphone Volume
* This settings will be ON when Parental Controls are enabled
• Change display colors to Invert Colors or Grayscale
- To use this feature, head to System Settings > System > Change Display Colors
• Use the Nintendo Switch Pro Controller via wired communication by connecting the USB charging cable
- To enable, head to System Settings > Controllers and Sensors > Pro Controller Wired Communication
* The NFC touchpoint on the Pro Controller will be disabled while the controller is using wired communication.
• Update connected controllers
- To update, head to System Settings > Controllers and Sensors > Update Controllers
• Added a feature that suggests deletion of software data if there is insufficient space when downloading other software
- To use this feature, head to System Settings > Data Management > Quick Archive
- * User save data is not deleted
General system stability improvements to enhance the user's experience, including:
• Resolved an issue that caused game software updates to fail and prevented the software from starting
• Improvements to prevent unintended HDMI input change with certain TVs while the console is docked in Sleep Mode