The Switch 8.0.1 system update was released on April 23, 2019. This Switch update was released for the following regions: ALL.
Security flaws fixed: <fill this in manually later, see the updatedetails page from the ninupdates-report page(s) once available for now>.
Official ALL change-log:
- General system stability improvements to enhance the user's experience.
Nothing changed with IPC new/removed commands, no NPDM changes, and no changes in any RomFS besides System Version Title.