Blocks & Flow EditorBrowser
launch browser
The **launch browser** block starts a web browser instance. It must be used before any other browser blocks in the flow.
The launch browser block starts a web browser instance. It must be used before any other browser blocks in the flow.
Configuration
| Field | Description |
|---|---|
| Display Name | Optional label shown on the block in the canvas. |
| Browser | Browser engine: Google Chrome, Mozilla Firefox, Microsoft Edge, or Internet Explorer. |
| Browser Mode | With GUI — visible browser window. Headless — runs in the background. Debug Mode (Chrome only) — shows Chrome Path field for custom executable. |
| User Profile Path | Optional path to a browser user profile directory for session persistence. |
| Chrome Path | Custom Chrome executable path (Debug Mode / Chrome only). |
Outputs
| Port | Description |
|---|---|
| Output 1 | Message passes through after browser launches successfully |
Notes
- A browser instance is a single running instance of a web browser
- All other browser blocks require launch browser first