> For the complete documentation index, see [llms.txt](https://launcher-docs.netmarble.com/faq-en/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://launcher-docs.netmarble.com/faq-en/launcher-launch.md).

# Unable to Run Launcher

- [Supported OS](https://launcher-docs.netmarble.com/faq-en/launcher-launch/1.md): Can I run the launcher on an OS other than Windows?
- [Alerts Showing Program Name](https://launcher-docs.netmarble.com/faq-en/launcher-launch/2.md): The launcher won't run, and I see a system error popup with the program name.
- [Unknown Error Alert](https://launcher-docs.netmarble.com/faq-en/launcher-launch/3.md): An unknown error has occurred. What do I do?
- [Update Closes Unexpectedly](https://launcher-docs.netmarble.com/faq-en/launcher-launch/4.md): The launcher/game update ended unexpectedly.
- [Launcher Doesn't Automatically Launch](https://launcher-docs.netmarble.com/faq-en/launcher-launch/5.md): I can't enable "Open Launcher on Startup" in the Launcher settings.
- [Launcher Freezing Issue](https://launcher-docs.netmarble.com/faq-en/launcher-launch/freeze.md): The launcher stops during the update and no progress is made.
- [Other Issues with Launching](https://launcher-docs.netmarble.com/faq-en/launcher-launch/6.md): Netmarble Launcher keeps failing to launch.