: Power off the E5172. Hold down the WPS button while plugging the power cable back in. Release it when the lights flash differently, indicating download mode.
Have questions or found a newer firmware version? Leave a comment below (or visit the 4PDA E5172 thread for live support).
If your WebUI is broken or you need to force a downgrade, advanced users use (a.k.a. Balong Flash Tool ).
There are two primary ways to upgrade the firmware on a Huawei E5172: Browser-Based (Web UI):
The Huawei E5172 is a popular 4G LTE wireless router that provides fast and reliable internet connectivity. To ensure optimal performance and security, it's essential to keep the device's firmware up-to-date. The Huawei E5172 firmware upgrade tool is a software utility that allows users to upgrade their device's firmware to the latest version.
Guide to Updating Huawei E5172 Firmware Upgrading the firmware on your Huawei E5172 router
What specific do you have (e.g., E5172s-22, E5172As-22)?
Assign a static IP address to your computer's Ethernet adapter (e.g., IP: 192.168.1.100 , Subnet: 255.255.255.0 ). Open the on your PC.
This is the safest and easiest way to upgrade if you can still access your router's dashboard.
If you own a (often sold as the E5172s-22, E5172s-920, or LTE CPE B312-939), you know it is a workhorse of a router. It converts 4G LTE signals into Wi-Fi and Ethernet for homes, RVs, and small offices. But like any technology, its performance depends heavily on the software it runs.
: Verify your exact router sub-model (e.g., E5172s-22, E5172As-22, or E5172s-927) via the sticker on the back of the device.
Step-by-Step Guide to Downloading and Installing the Upgrade Tool Step 1: Download the Correct Software Package
After firmware update, the RF calibration may reset. Go to and force “External Antenna” mode if you use outdoor MIMO antennas.
If the online update fails or you need to install a specific firmware version, you can use a manual updater tool on a Windows PC. Huawei E5172 Updater Tool Guide | PDF | Wi Fi - Scribd