Samsung Galaxy S21 (SM-G991U1) - ATT - G991U1UEU4AUI7 firmware

Country
Model	SM-G991U1
Product Code	ATT
Security Patch	2021-09-01
OS Version	Android 11
PDA	G991U1UEU4AUI7
CSC	G991U1OYM4AUI7
Build Date	2021-09-6
Changelist	22265714

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