This is the safest and easiest method if you can still access your router's dashboard.
Firmware version numbers are specific to the model and region (e.g., V200R001C00SP201 for the E5172As-22). If the first part of the code ( V200R001 ) does not match, do not flash it .
Log in using your admin credentials (default is usually admin / admin ). download huawei e5172 firmware upgrade tool
Never disconnect the power supply during an update, as this can permanently "brick" the router.
While holding the WPS button, turn the button back on. This is the safest and easiest method if
Here is the exact process to and execute the flash:
Never disconnect the power supply during an update, as this can permanently "brick" the device. How to Use the Firmware Upgrade Tool Log in using your admin credentials (default is
Many ISP-locked E5172s (Vodafone, T-Mobile, Telstra) disable this button. In that case, see Method 2.