# Launch or Download WWT ## expand\_more **Desktop Installation:** Check the [WWT Website](http://www.worldwidetelescope.org/Download/) for the most up-to-date version of the software and the most updated system requirements (Windows only). Need More Help? Visit the [WWT community forum](https://wwt-forum.org/) to troubleshoot, post questions, and build a community of practice, or check out the [WWT user guides](http://www.worldwidetelescope.org/Learn/UserGuide) for additional support. **Web Client Access:** WorldWide Telescope is free for use by anyone, from any web browser, no matter what operating system you're running. Some features you may be familiar with from the desktop client are still under construction. Visit the [WWT web client](http://www.worldwidetelescope.org/webclient/) to begin exploring your universe right now! ![Annotated%20WWT%20Screenshot.png](/sites/g/files/omnuum9076/files/Annotated%2520WWT%2520Screenshot.png)