> For the complete documentation index, see [llms.txt](https://help.arkance-systems.com/pressure-drops/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.arkance-systems.com/pressure-drops/en/manual/settings.md).

# Settings

![](/files/hJeicOQDhWBk2dfzRcRv) Settings is accessed by the *Settings* button in the main dialog window

#### **Columns to be displayed in the list**

The user sets the element data which will be displayed in the main application dialog.

#### **Ait desnity**

The user sets the air density value for use in the pressure drop calculation.

#### **Save the calculated ressure drop value**

The user has the option to save the calculated pressure drop value of each element to a parameter. The parameter can be selected either from existing ones or a new one can be created.

<figure><img src="/files/ze9KsV9VhlxjgbwUX5kL" alt=""><figcaption><p>Pressure Drops settings dialog</p></figcaption></figure>