Huawei E8372h-155 Firmware Update ((hot)) -

| Area | Old behavior (21.333.01) | New (21.333.03) | |------|--------------------------|------------------| | LTE band support | B1, B3, B7, B8, B20 | Added B28, B38 (carrier aggregation improvements) | | HiLink web UI | jQuery 1.x, no HTTPS | Updated to jQuery 3, forced HTTPS on admin page | | IPv6 | Stateless only | DHCPv6-PD + IPv6 firewall toggle | | AT command set | AT^SETPORT=... limited | Added AT^VENDOR (sim swap protection), AT^HFREQINFO | | USB mode switching | Default: HiLink (ECM) | Now persists last mode (RNDIS/ECM) across reboot | | Power saving | 3G fallback delay fixed | Adjustable via AT^PWRSV |

Many users don't need to manually flash firmware. If your E8372h-155 is working fine and you just want the latest features: huawei e8372h-155 firmware update

After the , you’ll likely notice a different interface. Here’s how to optimize it. | Area | Old behavior (21

If your SIM card has an active data connection and the network allows it, the device can check for updates itself. Here’s how to optimize it

Extracting the firmware ( update.bin → update_archive.img ) revealed:

Proceed at your own risk. Flashing unofficial firmware: