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The Easy Way: Web Flasher The Meshtastic web flasher at flasher.meshtastic.org handles everything automatically. It works in Chrome and Edge (Firefox does not support WebSerial). Connect your device to your computer via USB Open flasher.meshtastic.org in Ch...

Always Run Stable Releases on Infrastructure Meshtastic releases three types of firmware builds: Version numbers below are illustrative examples only. Firmware versions change frequently - always check the official Meshtastic releases page for the current stab...

When to Factory Reset Factory reset clears all configuration and returns the node to out-of-box defaults. Do this when: You've changed so many settings that the node misbehaves and you can't identify the cause You're repurposing a node from one network to a...

A community mesh network dashboard gives operators a real-time view of network health - which nodes are online, battery levels, channel utilization, and connectivity maps. This page covers building a monitoring stack for a Meshtastic network. Architecture Ove...

meshmap.net is the primary public Meshtastic network map. It shows only Meshtastic nodes that have enabled MQTT uplink to the public broker (mqtt.meshtastic.org) with position reporting - an opt-in subset, not all nodes on the mesh. MeshCore nodes are not show...

A community mesh network is shared infrastructure. Changes to configuration - channel presets, node roles, frequency settings - can disrupt all users if done carelessly. This page covers change management practices that keep the network stable and community tr...

The MeshCore app is your primary interface for configuring and using MeshCore devices. It connects to your node via Bluetooth and provides access to messaging, network status, and device configuration. Installing the App Android - Available on Google Play S...

Sending Messages Public Channel Messages Messages sent to the "Public" channel are received by all nodes on the network that share your channel key. For the standard community network using the USA/Canada preset, all nodes on the public channel will see your ...

Radio Settings Access via Settings → Radio (or Device → Radio Config depending on app version). Preset Selection The most important radio setting. Always use the preset that matches your local network: USA/Canada (Recommended) - North American convention (O...

Short Answer Meshtastic messages are encrypted, but the level of protection depends on which channel you're using. The default channel (LongFast) uses a known public key and provides essentially no privacy. Custom channels with randomly generated keys provide ...

How Position Data Spreads When position reporting is enabled on a Meshtastic node, GPS coordinates are broadcast as position packets on the mesh. These packets travel through the network like any other message and are visible to all nodes that receive them. W...

MeshCore Encryption Summary MeshCore provides two layers of encryption: Channel encryption - AES-128 ECB + HMAC-SHA256 with a key derived from the channel configuration. All nodes on the channel share this key. Note that public (no-PSK) channels and open has...

Meshtastic and MeshCore operate in the 902-928 MHz ISM band under FCC Part 15 in the United States. This section explains what the rules require, what they allow, and what you need to know for compliant operation. FCC Part 15 Basics Part 15 covers unlicensed ...