> For the complete documentation index, see [llms.txt](https://support.docstudio.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://support.docstudio.com/user/sign-and-download-envelopes/how-to-sign-an-envelope-qualified-electronic-signature/how-to-read-an-advanced-electronic-signature.md).

# How to Read an Advanced Electronic Signature

### Read the key

1. Select the key file on your computer or flash drive.
2. In the modal window, review the password field and available key actions.
3. Enter the key password and click **Read key**.
4. Review the information about the key you are going to use for signing.

{% columns %}
{% column width="50%" %}

<figure><img src="/files/qRs8P4T2m3QUjHKdS6HB" alt=""><figcaption></figcaption></figure>
{% endcolumn %}

{% column width="50%" %}

<figure><img src="/files/ezUK9AtDHp1vFp79MjFq" alt="" width="563"><figcaption></figcaption></figure>
{% endcolumn %}
{% endcolumns %}

{% hint style="info" %}
If the password and key are valid, the system opens the next step and shows the signature details.

If the password is invalid or the key cannot be read, the system shows an error message.
{% endhint %}