How to insert an SD card into a Nintendo Switch to save game data and screenshots, or remove a card that's already in

To insert an SD card into your Nintendo Switch, you'll need to lift up the Switch's kickstand, which is on the back of the device.

How to take a screenshot or video on a Nintendo Switch and view those files later

To take a screenshot on the Nintendo Switch, you'll just need to press the console's dedicated screenshot button.
IGN

Nintendo Switch 2 Guide

This page contains instructions for how to install an SD card and upgrade your system storage on Nintendo Switch. This process requires a Switch MicroSD Express card, such as the 256GB SanDisk Micro ...
Polygon

How to add external storage to Switch 2

Nintendo Switch 2's external storage options are rather limited at launch, as the hardware is only compatible with a specific kind of microSD card. You won't lose any data from your original Switch if ...