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Samsung Galaxy S21 (SM-G991B) - CHL - G991BXXS3BULC firmware
| PDA | G991BXXS3BULC |
| Product Code | CHL |
| Security Patch | 2021-12-01 |
| Country | |
| Model | SM-G991B |
| Product Code | CHL |
| Security Patch | 2021-12-01 |
| OS Version | Android 12 |
| PDA | G991BXXS3BULC |
| CSC | G991BOWO3BUKG |
| Build Date | 2021-12-21 |
| Changelist | 22937332 |
| Country | |
| Model | SM-G991B |
| OS Version | Android 12 |
| CSC | G991BOWO3BUKG |
| Build Date | 2021-12-21 |
| Changelist | 22937332 |
