Samsung Galaxy S21 (SM-G991U1) - ATT - G991U1UESJHZAA firmware

Country
Model	SM-G991U1
Product Code	ATT
Security Patch	2026-01-01
OS Version	Android 15
PDA	G991U1UESJHZAA
CSC	G991U1OYMJHZAA
Build Date	2026-01-19
Changelist	30959686

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