Unlocking unhides the menu. You can input custom SIP server addresses, proxy ports, and authentication details to use any third-party VoIP service instead of the bundled ISP phone service. Safety Guidelines and Troubleshooting
Most fiber providers separate internet, IPTV, and VoIP services using distinct VLAN IDs. Note down these IDs (e.g., Internet VLAN: 10, IPTV VLAN: 20) from your original WAN status page before modifying any parameters.
Note: Most modern ISP firmware variants disable or change these default credentials during the initial setup. Method 2: The Configuration File Decryption Exploit
Download a dedicated Huawei configuration decryption tool, such as or RouterPassView . huawei hg8145v5 unlock
Do you know if your ISP uses or IPoE/DHCP for your connection?
, meaning you can change your Wi-Fi name but cannot touch deep-level configuration like WAN settings or bridge mode. Chapter 1: The Standard Entry
Navigate to Advanced > Maintenance Diagnostic > TR-069 . Uncheck "Enable TR-069" to prevent your ISP from automatically overwriting your unlock or pushing forced updates. Unlocking unhides the menu
The device will verify and flash.
ISPs use the TR-069 protocol to push updates, change passwords, and override user settings remotely. Navigate to > WAN > WAN Configuration .
shell ls /mnt/jffs2
. This is done by holding a pin in the "Reset" hole for more than 10 seconds while the device is powered on. This clears ISP-pushed configurations, though it can sometimes "brick" your internet connection if the ISP requires specific pre-configured credentials to reconnect. Huawei HG8145V5 ONT | Step-by-Step Configuration Guide 9 Jun 2023 —
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Changing specific WAN or VLAN settings may disconnect your internet service. Note down these IDs (e
