Joshua has been playing video games for as long as he can remember. He's currently playing just about any and every new AAA story-based game. In his free time, he enjoys buying, building, painting, ...

Move your Switch 1 and Switch 2 close together so that they connect. On the Switch 1, go to System Settings > System > System ...

When using the Nintendo Switch 2, you can transfer the save data from your games even if you have not performed a full system transfer from your previous console, or even freely send your save data ...

The Legend of Zelda: Breath of the Wild Switch 2 Edition is an updated version of the game that offers a brand new way to experience Hyrule on the Switch 2, alongside improved graphics and performance ...

TL;DR: There are multiple reports from those migrating from the Nintendo Switch to Switch 2 complaining that they've lost save data, and in one highlighted case, the losses are heavy to say the least.