# Prism Launcher

1. Select existing Fabulously Optimized instance
2. Click `Edit` on the sidebar
3. Select `Modrinth` on the tab list
4. Click on the version dropdown
5. Select the version that matches your current or has a newer Minecraft version
6. Click `Update pack`. Modpack will now update.
   * If a prompt is asking to change the instance name, click `Yes`
7. Run it and check the version difference in the bottom right corner.

{% hint style="warning" %}
Never downgrade to an older version, this could corrupt your worlds and settings!

Never update to an alpha or beta from a release version, [install a separate instance](/install-instructions/prism-launcher.md) for testing.
{% endhint %}


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://wiki.download.fo/update-instructions/prism-launcher.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.