Nintendo's got another firmware update for the Switch, locked and loaded, ready to stabilize. Version 9.0.1 is now out and available to download, bringing with it the general stability updates, along with fixes for "an issue that may display an instruction to remove the Joy-Con during the initial setup of the Nintendo Switch Lite" and some vague problems that might have caused errors during normal gameplay.
Ver. 9.0.1 (Released September 30, 2019)
General system stability improvements to enhance the user's experience, including a solution for the following:
Resolved an issue that may have triggered errors during game play.
Resolved an issue that may display an instruction to remove the Joy-Con during the initial setup of Nintendo Switch Lite.