# Desktop

### Add Location to Trust Center

In Excel, go to ***File > Options***. You should be presented with a pop-up.

Go to ***Trust Center*** in the side bar, then click the ***Trust Center Settings*** button.

![](https://s3.amazonaws.com/helpscout.net/docs/assets/60208fd212248b2c96d50eeb/images/62ac034acb3c130081c15144/file-RlOpMajvsf.png)

In the next pop-up, click ***Trusted Add-in Catalogs***.

![](https://s3.amazonaws.com/helpscout.net/docs/assets/60208fd212248b2c96d50eeb/images/62ac0403cb3c130081c15145/file-gjjdIcSfpE.png)

Here, we need the shared path for the Excel Add-in. Go to Windows Explorer and find the folder where you saved the Excel Add-in. Right-click the folder (not the file within) and select Give access to > Specific people.

![](https://s3.amazonaws.com/helpscout.net/docs/assets/60208fd212248b2c96d50eeb/images/62ac04cc06aa9755784632ac/file-CVc58fAaF1.png)

Select your username, then click Share.

![](https://s3.amazonaws.com/helpscout.net/docs/assets/60208fd212248b2c96d50eeb/images/62ac05cd1e5b41737b38ed65/file-e9FxknwYGi.png)

You will be provided with a shared path. Right-click, then select ***Copy Link***.

![](https://s3.amazonaws.com/helpscout.net/docs/assets/60208fd212248b2c96d50eeb/images/62ac067c1f353616cdf02dd0/file-aEBefpWLvV.png)

Go back to Excel and paste the path into the ***Catalog Url*** field.

![](https://s3.amazonaws.com/helpscout.net/docs/assets/60208fd212248b2c96d50eeb/images/62ac074df6341f7edc2a5f19/file-XwWjojvjOK.png)

Remove the folder name at the head of the text, as well as the surrounding brackets, to leave just the filepath.

![](https://s3.amazonaws.com/helpscout.net/docs/assets/60208fd212248b2c96d50eeb/images/62ac14bc1f353616cdf02e02/file-sCaND3Ks36.png)

Click ***Add Catalog***. Once added, make sure to tick **Show in Menu**, then click ***OK***.

<figure><img src="https://s3.amazonaws.com/helpscout.net/docs/assets/60208fd212248b2c96d50eeb/images/62ac08781e5b41737b38ed6c/file-SvQ5uAke7V.png" alt=""><figcaption></figcaption></figure>

### Inserting the Add-in

Once you've added the location to the Trust Center, you can insert the add-in.

In Excel, in **Home,** click on **Add-ins**

<figure><img src="/files/5uxYkWcBhgxA4P4gNAAR" alt=""><figcaption></figcaption></figure>

In the pop-up, click **More Add-ins**

<figure><img src="/files/jITMh0jcp3mIS68Wccjp" alt=""><figcaption></figcaption></figure>

Go to **My Organization and click on one of the add-ins** options below.

<figure><img src="/files/fev8A7m9NZHso5O0TYxX" alt=""><figcaption></figcaption></figure>

The add-in is now available in the top-menu of Excel.

<figure><img src="/files/nHXWAv6LFygiDLfzuoRX" alt=""><figcaption></figcaption></figure>


---

# 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://help.tillit.cloud/tillit/tools/excel-add-in/how-to-install-the-excel-add-in/desktop.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.