| Error | Solution | |-------|----------| | Error: 0x1F | Wrong driver version – reinstall UNISOC drivers | | S_DL_GET_DRAM_SETTING_FAIL | Mismatched firmware – verify model number | | Device stays in “Download mode” | Manually select “FDL1” from the PAC extraction | | IMEI lost after flash | Use SN Writer tool to restore original IMEI |
The is a revision of UNISOC’s octa-core Tiger T612/T610/T616 series processor, commonly found in: ums5121h10natv firmware new