Before updating your Huawei E5573cs-609 firmware, make sure to:
Never download from sketchy “firmware downloader” .exe files. Legitimate firmware comes as a ZIP file containing either a .bin or a dload folder with an UPDATE.APP file. Huawei E5573cs-609 Firmware Download
This is the safest method to get the latest stable software version directly from Huawei. Connect to your MiFi Before updating your Huawei E5573cs-609 firmware, make sure
Unfortunately, Huawei does not publicly list hotspot firmware on their consumer support pages like they do for phones. Instead, they distribute updates via: Before updating your Huawei E5573cs-609 firmware