Samsung Galaxy S21 live pictures leak, incidentally confirms no microSD card slot on the S21 Ultra, more - MSPoweruser
Samsung Galaxy S21 Ultra/S21+/S21 INSERT 512GB SD CARD EXPAND Storage Space & Move APPS To SD CARD - YouTube
Samsung Galaxy S21 Ultra 5G First Look: No SD, Insane Zoom - Forbes Vetted
Does the Samsung Galaxy S21 have a microSD slot? | Android Central
Does the Galaxy S21 Ultra have expandable memory (SD Card Slot)? - ESR Blog
Should Samsung bring the microSD slot back to flagship Galaxy phones? - SamMobile
Akash Pal on X: "Reports suggest that the Galaxy S21 and S21+ will not support expandable storage. S21 Ultra will reportedly be the only model with a microSD card slot.Each Galaxy model
Galaxy S21/Ultra/Plus: Does Your Phone Support SD Card Memory Expansion? - YouTube
Samsung's Galaxy S21 phones don't include microSD card support - The Verge
Galaxy S21 Ultra is the only one coming with a microSD slot
Samsung Galaxy S21 and S21 Ultra Review: Pro Zoom | WIRED
Amazon.com: S21 Ultra 5.0 Inch HD Display Smartphone, Support Face Recognition, Dual Card Dual Standby, 48MP Camera, 1GB RAM and 4GB ROM, 4900mAh Capacity Battery(Green)