> For the complete documentation index, see [llms.txt](https://docs.eseye.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.eseye.com/hera604/get-started/log-in-to-the-hera-604.md).
# Log in to the Hera 604
Sign in to the Hera 604 web interface.
1. In a browser, enter the Hera web interface address. For example, `http://192.168.0.1`.
2. Your browser might show an untrusted certificate or private-connection warning. This is expected with Hera's local certificate. Continue to the address.
3. At the sign-in prompt, enter the username and password from your Configuration Information Sheet.
{% hint style="info" %}
You can change your username and password later.
{% endhint %}
Enter the credentials supplied with your router.
4. Select **OK**.
The Hera web interface opens.
The Hera interface appears after you sign in.
You can use the Hera web interface to configure the device. In most cases, the device applies a predefined setup after it first connects to the Eseye device management system.
---
# Agent Instructions
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## 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, and the optional `goal` query parameter:
```
GET https://docs.eseye.com/hera604/get-started/log-in-to-the-hera-604.md?ask=&goal=
```
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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.
