HomeHuawei Firmware Download Huawei E5220s-2 firmware update 21.143.17.01.260 Finland GSM Solutions 04 March Download Huawei E5220s-2 firmware update 21.143.17.01.260 Finland Firmware Details File size: 32.96 MB Version: 21.143.17.01.260 Operator: Finland Operating systems: Windows 7/8/10/XP/Vista Download