firmware

Implementing Dual-Partition Sysupgrade for the 360V6 Router on OpenWrt

5 minute read Published: 2026-05-23

The 360V6 ships with an A/B dual-partition design, but after flashing OpenWrt, sysupgrade only writes to the current partition while OEM remnants on the alternate partition cause upgrade failures. After figuring out the bootconfig slot mechanism, I submitted dual-partition upgrade support to OpenWrt upstream, which has since been merged.

Rescuing a Bricked 360T7 Router via UART After a DDR3 RAM Upgrade

8 minute read Published: 2026-05-23

A memory-modded 360T7 ran fine for years until I flashed OpenWrt's bl2 and fip, which bricked it with dram size: 0MB. Every rescue package found online failed. Eventually I traced the issue to a DDR3 frequency mismatch in the ATF source, compiled a custom bl2, and recovered the router via UART.

Step-by-Step Guide to Building Padavan Router Firmware

2 minute read Published: 2022-10-05

Padavan is a notable open-source firmware project, ideal for routers with MTK chips. While it's officially designed for certain ASUS routers, it can be adapted for most MTK chip routers (Ralink RT3883, MT7620, MT7621, MT7628) through configuration adjustments. This tutorial focuses on building Padavan firmware for the MI-NANO router, a device that, despite its impressive design, suffers from outdated official firmware and lack of IPv6 support.

Comprehensive Guide to Kindle Jailbreaking

3 minute read Published: 2022-10-02

This tutorial provides a detailed walkthrough on jailbreaking the Kindle, allowing you to unlock additional functionalities and customize your device beyond the standard features. The process takes advantage of a vulnerability present in firmware version 5.14.2.

Step-by-Step Guide to Flashing Xiaomi Router Nano Bootloader

2 minute read Published: 2022-09-28

The Xiaomi router nano, with its MTK 7628 chipset, is a compact yet powerful device. This tutorial will guide you through gaining root access and flashing its bootloader, enhancing its capabilities and performance.