Once the bootloader is injected, the device manager port will change to .

Don't risk bricking your device for a slightly different interface.

: Unlocking advanced settings like Bridge Mode, manual band selection, and VoIP settings that ISPs often hide.

Many carrier-locked units (such as those from Three UK) have bridge mode disabled. Custom firmware can re-enable this, allowing you to use the B535 strictly as a modem for a better primary router.

This is a community-developed tool that acts as a supercharged dashboard for Huawei routers.

Standard factory firmware is designed for the "lowest common denominator," prioritizing stability and ease of use over advanced functionality. For many, this results in a "walled garden" where critical features are hidden or disabled. Custom firmware—often based on OpenWrt or modified versions of the original Huawei software—offers several transformative benefits:

Some stock firmwares keep the internal antennas active even when external antennas are plugged in (causing impedance mismatch). Custom mods force the router to disable internal antennas entirely when an external TS-9 connector is detected.

(useful for certain mobile plans) and change the device's identity to bypass provider restrictions. The Result

If you want, I can:

Gives you mobile access to band locking and tower metrics. You can easily switch bands from your smartphone while adjusting an external antenna on your roof. How to Safely Update Your Official Huawei Firmware

: Necessary for your PC to communicate with the router chipset.

Method 2: The Multicast Upgrade Tool (For Semi-Locked Devices)

Is your router to a specific network provider? Do you have a Windows PC and an Ethernet cable ready?