If Nintendo can release a firmware update for this, they should. They should automatically apply an overdrive mode when the Switch 2 is plugged in to an adequate charger. Then they should give you these options in settings. This way they don't have to update their battery life claims:
On-Battery Screen Responsiveness:
1 - normal mode (preserves battery life)
2 - overdrive mode (decreases battery life)
On-Battery Screen Responsiveness:
1 - normal mode (preserves battery life)
2 - overdrive mode (decreases battery life)
