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Samsung Galaxy S21 (SM-G991B) - O2U - G991BXXSBGXDH firmware
| PDA | G991BXXSBGXDH |
| Product Code | O2U |
| Security Patch | 2024-05-01 |
| Country | |
| Model | SM-G991B |
| Product Code | O2U |
| Security Patch | 2024-05-01 |
| OS Version | Android 14 |
| PDA | G991BXXSBGXDH |
| CSC | G991BOXMBGXDH |
| Build Date | 2024-05-3 |
| Changelist | 28579955 |
| Country | |
| Model | SM-G991B |
| OS Version | Android 14 |
| CSC | G991BOXMBGXDH |
| Build Date | 2024-05-3 |
| Changelist | 28579955 |
