Galaxy S9 - Insert a microSD Card or Remove it (SM-G960W) | Samsung Canada
Amazon.com: Samsung Pro Plus 256GB MicroSD Class 10 UHS-I Memory Card for Samsung Galaxy S20 FE 5G, S20 Ultra, S20, S20+, S10, S9 Phone - MB-MD256KA Bundle with Everything But Stromboli Micro
64GB Micro SD Card Memory For SAMSUNG GALAXY S9,S9+,S8,S8+,S8,S7 Active Mobile | eBay
Here are the best microSD cards for the Samsung Galaxy S9 & S9+
Amazon.com: One Single SIM Micro SD Card Tray Holder Slot Replacement w/Eject Pin for Samsung Galaxy S9 Plus SM-G965U : Cell Phones & Accessories
How to use micro SD card on Galaxy S9 and S9+? - Galaxy S9 Guides