# Behvolt Web Applications Documentation > Official documentation directory for Behvolt's public browser applications. Canonical documentation portal: https://apps.behvolt.com/docs/ This file curates public customer-facing documentation. Use the application-specific `llms.txt` file when supported products, firmware profiles, serial requirements, or application capabilities are needed. ## SUNMOD Configuration Tool - [SUNMOD documentation overview](https://apps.behvolt.com/sunmod-config/docs/): Supported devices, browser compatibility, safety notes, and documentation navigation. - [SUNMOD user guide](https://apps.behvolt.com/sunmod-config/docs/user-guide/): Connection, operating modes, status, settings, power-output controls, file exports, logging, and disconnection. - [SUNMOD troubleshooting and FAQ](https://apps.behvolt.com/sunmod-config/docs/troubleshooting/): Browser compatibility, UART connection, device behavior, communication logs, and support questions. - [SUNMOD revision history](https://apps.behvolt.com/sunmod-config/docs/revision-history/): Public application releases and their principal changes. - [SUNMOD application orientation](https://apps.behvolt.com/sunmod-config/llms.txt): Supported SUNMOD03PU firmware profiles, serial configuration, compatibility constraints, and product resources. ## Application access - [SUNMOD Configuration Tool](https://apps.behvolt.com/sunmod-config/): Open the browser-based application. - [Behvolt Apps Portal](https://apps.behvolt.com/): Browse available Behvolt web applications. ## Product and support - [SUNMOD03PU Product Page](https://www.behvolt.com/sunmod03pu): Official product information and currently published product resources. - [Contact Behvolt](https://www.behvolt.com/contact-us): Product support, integration, customization, and factory-test inquiries. ## Optional - [Behvolt applications orientation](https://apps.behvolt.com/llms.txt): Site-level application, documentation, and policy directory.