Samsung's Galaxy S21 phones don't include microSD card support - The Verge
Samsung Galaxy S21 storage and colors leak, stylus for Ultra model confirmed - GSMArena.com news
Samsung Galaxy S21 SM-G991B 6.2" Dual SIM Android 11 5G Smartphone USB Type-C 8GB RAM 256GB Internal Storage 4000 mAh - SM-G991BZWGEUA | LaptopOutlet, UK
SAMSUNG Galaxy S21 Ultra ( 256 GB Storage, 12 GB RAM ) Online at Best Price On Flipkart.com
Does the Galaxy S21 Have SD Card Slot (Expandable Memory)? - ESR Blog
Refurbished) Samsung Galaxy S21 5G (Phantom Violet, 8GB, 128GB Storage) with No Cost EMI/Additional Exchange Offers : Amazon.in: Electronics
Can You Add Extra Storage To Samsung Galaxy S21? - TECH GURU GUY
Samsung Galaxy S21 Ultra leaks confirm design with no expandable storage, less RAM than its predecessor and no bundled accessories - NotebookCheck.net News
S21 Ultra Memory is gone!?!? Help!!! - Samsung Community