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Most emergency communications guides are written for trained responders or amateur radio operators. This guide is for families — no amateur license required, no technical background assumed. ⚠️ Read this first — mesh is a supplement, not a lifeline. LoRa mes...

Having mesh hardware is only half the plan. The other half is knowing what to communicate, when, and how. A simple, agreed-upon procedure keeps messages short, actionable, and interpretable under stress. Designate a Mesh Coordinator Choose one person — usuall...

Cell networks fail in predictable ways during disasters. Understanding when and how they fail helps you plan for when mesh becomes your primary communication path. Mesh is a supplement, not a lifeline. LoRa mesh is best-effort with no guaranteed delivery: mes...

A two-node family setup is a solid start. Adding even one or two neighbors with nodes transforms a household link into a neighborhood communications network — more range, more redundancy, more shared situational awareness. Why the Neighborhood Unit Matters In...

MeshCore companions don't repeat packets by default — that's intentional, and unlike a Meshtastic client a MeshCore companion will not relay traffic on its own. Repeating is left to dedicated infrastructure nodes to keep routing clean. But in a small ad-hoc si...

Step-by-Step: OTA Update Over-the-air (OTA) updating lets you reflash a deployed MeshCore node; a repeater, room server, or companion, without connecting it to a computer over USB. The method depends on the board's chip family: nRF52 boards update over Bluetoo...

Accurate as of 13 July 2026. Firmware moves fast. Check versions and device counts against the configurator before relying on them. Two different choices get confused with each other. Which distribution? That is this page. Stock MeshCore, or one of five commun...