PSA: The 5G Galaxy S10 does not have a microSD slot - SamMobile
How to Set an SD Card as Default Storage in Android
TWRP 101: How to Mount Your SD Card or USB OTG Drive to Flash External ZIPs « Android :: Gadget Hacks
Fermoved USB C SD Card Reader Adapter, Type C Micro SD TF Card Reader Adapter, 3 in 1 USB C to USB Camera Memory Card Reader Adapter for New Pad Pro MacBook
Using microSD cards on Android: More storage for apps, games, media
Galaxy S10/S10+: How to Export/Transfer App's Data to an External SD Card - YouTube
How to add more memory to my Samsung Galaxy S9 smart phone - Quora