Amazon.com: Everything But Stromboli 64GB Azaire MicroSD Memory Card & Adapter Works with Samsung Galaxy Phones A Series A10, A10e, A20, A30, A50 Speed Class 10, U3, UHS-1, SDXC Plus (1) Micro
Galaxy A50/A30: Insert SIM & SD Card - YouTube
Amazon.com: Kingston 128GB SDXC Micro Canvas Select Memory Card and Adapter Works with Samsung Galaxy A50, A40, A30 Cell Phone (SDCS/128GB) Bundle with 1 Everything But Stromboli MicroSD and SD Card Reader :
Amazon.com: Samsung Evo Plus 128GB Micro SDXC Memory Card Class 10 A2 UHS-I U3 Works with Android Phones - Galaxy A51, A50, A40, A30 (MB-MC128KA) Bundle with (1) Everything But Stromboli MicroSD
Samsung Galaxy a50 SIM Card & Micro SD How to Insert or Remove - YouTube