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Samsung Galaxy S21 (SM-G991B) - COS - G991BXXU1AUA4 firmware

PDA G991BXXU1AUA4
Product Code COS
Security Patch 2021-01-01
Country
Model SM-G991B
Product Code COS
Security Patch 2021-01-01
OS Version Android 11
PDA G991BXXU1AUA4
CSC G991BOXM1AUA4
Build Date 2021-01-6
Changelist 20701476

Country
Model SM-G991B
OS Version Android 11
CSC G991BOXM1AUA4
Build Date 2021-01-6
Changelist 20701476
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