Samsung Galaxy S21 Ultra (SM-G998B) - O2U - G998BXXSHHYJ1 firmware

Country
Model	SM-G998B
Product Code	O2U
Security Patch	2025-10-01
OS Version	Android 15
PDA	G998BXXSHHYJ1
CSC	G998BOXMHHYJ1
Build Date	2025-10-2
Changelist	30959686

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