# Manage Grids

<figure><img src="/files/MOooVeYnsdKIh3OhRu56" alt=""><figcaption></figcaption></figure>

You can download geoid grids from the Manage Grids menu. Grids can be filtered using the search bar:

<figure><img src="/files/MDq0czSOMmlfesX82lYO" alt=""><figcaption></figcaption></figure>

If a grid is not downloaded, you can select **Download selected grid** to download the grid from LiDARMill. If a grid is downloaded the status will be shown as **Saved**. Downloading geoid grids requires an internet connection.&#x20;


---

# 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://docs.phoenixlidar.com/spatialexplorer-8-and-9/user-interface/toolbars/lidarmill/manage-grids.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.