中兴MF91（现存）固件汇总
| 固件版本 | 固件大小 | 备注 |
| MF91_M01_UpgradeTool_Windows.zip | 18.4M | |
| MF91_M03_UpgradeTool_Windows.zip | 18.4M | |
| MF91_M04_UpgradeTool_Windows.zip | 18.4M | |
| MF91_M05_UpgradeTool_Windows.zip | 18.4M | |
| MF91_T03_UpgradeTool_Windows.zip | 18.3M | |
| ZTE_MF91_Firmware_Telstra_V2.0.0B07.7z | 59.8M |
如需购买此固件，请微信联系 QYYD5G，并备注：购买XX型号的固件