Amazon.com: Samsung 256GB Micro SDXC EVO Plus Memory Card with Adapter Works with Samsung Galaxy S7, Tab S7+ Tablet, A21s Smartphone (MB-MC256KA) Bundle with (1) Everything But Stromboli SD, TF Card Reader :
How to Use a MicroSD Card on the Samsung Galaxy S7 - YouTube
Inserting SIM and MicroSD Card in Your Galaxy S7 or Galaxy S7 Edge
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