The Nintendo Switch uses microSD cards — here's what size you should buy, and how to install it

The only type of SD card that works on a Nintendo Switch is a microSD card, which is smaller than a normal SD card.
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How to Choose the Right Memory Card for Your Nintendo Switch 2

Switch 2 requires microSD Express cards due to higher bandwidth requirements. Buy from reputable sources to avoid scams and ensure the cards meet the standards, but don't worry about "official" ...
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 ...

Need extra space for Pokémon Legends Z-A? This Switch 2 memory card is now at a record-low price

While the Pokémon Legends Z-A install size isn't huge (4.1GB for the original Switch version or 7.7GB for the Switch 2 ...

How to transfer screenshots from your Nintendo Switch to another device, so that you can edit or share them with others

There are two ways to transfer screenshots off the Nintendo Switch: with a microSD card, or through a Twitter or Facebook account.