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Samsung Galaxy S21 (SM-G991B) - ZTM - G991BXXS6DWA6 firmware
| PDA | G991BXXS6DWA6 |
| Product Code | ZTM |
| Security Patch | 2023-01-01 |
| Country | |
| Model | SM-G991B |
| Product Code | ZTM |
| Security Patch | 2023-01-01 |
| OS Version | Android 13 |
| PDA | G991BXXS6DWA6 |
| CSC | G991BOWO6DVL6 |
| Build Date | 2023-01-23 |
| Changelist | 25491546 |
| Country | |
| Model | SM-G991B |
| OS Version | Android 13 |
| CSC | G991BOWO6DVL6 |
| Build Date | 2023-01-23 |
| Changelist | 25491546 |
