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Samsung Galaxy S21 (SM-G991B) - MM1 - G991BXXU6EWB9 firmware
| PDA | G991BXXU6EWB9 |
| Product Code | MM1 |
| Security Patch | 2023-02-01 |
| Country | |
| Model | SM-G991B |
| Product Code | MM1 |
| Security Patch | 2023-02-01 |
| OS Version | Android 13 |
| PDA | G991BXXU6EWB9 |
| CSC | G991BOXM6EWB9 |
| Build Date | 2023-02-20 |
| Changelist | 25884018 |
| Country | |
| Model | SM-G991B |
| OS Version | Android 13 |
| CSC | G991BOXM6EWB9 |
| Build Date | 2023-02-20 |
| Changelist | 25884018 |
