# Set up Security

**Auto Tax Calculator** has the following security roles:

{% tabs %}
{% tab title="Auto Tax Calculator Administrator" %}
The **Auto Tax Calculator Administrator** is given the right to configure as well as use Auto Tax Calculator solution.
{% endtab %}

{% tab title="Auto Tax Calculator User" %}
The **Auto Tax Calculator User** is given the right to use Auto Tax Calculator solution to calculate tax automatically for OOB entities like **Opportunity, Quote, Order** or **Invoice.**
{% endtab %}
{% endtabs %}

{% hint style="info" %}
**Note: It is necessary to assign any one of the above security roles to use Auto Tax Calculator Solution**
{% endhint %}

Follow the steps below to assign security roles to users.

* Go to **Advanced Settings** --> **Settings** --> **Security**.

![](/files/-M9Ria4PYXS58qrtjjwj)

* Select **Users**

![](/files/-M9Rif1nANaxHDdsCiiJ)

* Select user --> Click on **Manage Roles**

![](/files/-MZnrdrjrVRSw2Evlrf2)

* Click on any one of the security roles --> Click **Ok**.

![](/files/-MZnrl8p3TvT7jw7Opym)


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