---
title: "Open"
slug: "cyclone-3dr-open"
updated: 2026-09-07T11:51:53Z
published: 2026-09-07T11:51:53Z
canonical: "rcdocs.leica-geosystems.com/cyclone-3dr-open"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://rcdocs.leica-geosystems.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Open

![ActionOpenDocument.svg](https://cdn.document360.io/820e11db-8ed5-45ae-ac86-f6b77dcb2aa7/Images/Documentation/ActionOpenDocument.svg)

When you launch this command, a dialog box is opened to choose an existing .3dr file. If present, the previously opened document is closed.

> [!TIP]
> ### Requirements
> 
> No selection is required to launch the command.