Firmware List:
| # | Model | Version | Region | OS | Size | |
|---|---|---|---|---|---|---|
| 1 | SM-T307U | T307USQS9CVJ5 | SPR | R(Android 11) | 5.3 GB | Download |
| 2 | SM-T307U | T307USQS8CVC1 | SPR | R(Android 11) | 5.33 GB | Download |
| 3 | SM-T307U | T307USQS7CUL2 | SPR | R(Android 11) | 5.33 GB | Download |
| 4 | SM-T307U | T307USQS5BUD1 | SPR | Q(Android 10) | 4.06 GB | Download |
| 5 | SM-T307U | T307USQU5BUA3 | SPR | Q(Android 10) | 4.06 GB | Download |
| 6 | SM-T307U | T307USQS4BTL1 | SPR | Q(Android 10) | 4.05 GB | Download |
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