> For the complete documentation index, see [llms.txt](https://kpacku.gitbook.io/the-viewer/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://kpacku.gitbook.io/the-viewer/help/setup.md).

# Setup

**S** — save setup.\
**E** — exit without saving.

{% hint style="info" %}
"Ray shift" will only affect bsp-screens. Before setting it up, please tune "Border shift".
{% endhint %}