# OTA升级
[软固件包上传](https://support.huaweicloud.com/usermanual-iothub/iot_01_0155.html)
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[NB-IoT设备OTA升级](https://support.huaweicloud.com/usermanual-iothub/iot_01_0027.html)
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[MQTT设备OTA升级](https://support.huaweicloud.com/usermanual-iothub/iot_01_0047.html)
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[批量设备OTA升级](https://support.huaweicloud.com/usermanual-iothub/iot_01_01553.html)
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