When prompted by the Switch 2, head to the settings menu on your original Switch and choose the System option. Scroll down until you see the option to transfer data to a Switch 2.

Some unlucky fans, including those at the SwitchForce YouTube channel, found this out the hard way.After declining the system transfer during the Switch 2's initial setup they tried to go back ...

Start the data transfer. This will require having both your Switch and Switch 2 on, then going into the Switch’s settings, then system settings, and scrolling all the way down to System Transfer ...

The 14-hour lead time between our receipt of the hardware and the midnight launch of the Switch 2 on the US East Coast isn't close to enough time to put together a comprehensive review.