> For the complete documentation index, see [llms.txt](https://courses.parottasalna.com/database-engineering/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://courses.parottasalna.com/database-engineering/installing-postgresql/installing-postgresql-on-windows.md).

# Installing PostgreSQL on Windows

### Step 1: Download the Installer

* Go to the [PostgreSQL website.](https://www.enterprisedb.com/download-postgresql-binaries)
* Select **Windows** and download the installer.

### **Step 2: Run the Installer**

1. Open the downloaded file and follow the prompts.
2. During installation:
   * Choose a directory for PostgreSQL (default is fine).
   * Set a password for the default PostgreSQL user (`postgres`). **Remember this password!**
   * Select the components you need. By default, everything essential is selected.
   * Choose a port (default is 5432). Keep this unless you have a specific reason to change it.

#### **Step 3: Verify Installation**

1. Open **pgAdmin** (a graphical tool included in the installation) and connect using the password you set.
2. Alternatively, open the command prompt and type

```bash
psql -U postgres
```

**Explanation**: `psql` is the command-line tool for PostgreSQL. It connects to the database using the username `postgres`.


---

# Agent Instructions
This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com.

## 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://courses.parottasalna.com/database-engineering/installing-postgresql/installing-postgresql-on-windows.md?ask=<question>&goal=<endgoal>
```

`ask` is the immediate question: it should be specific, self-contained, and written in natural language.
`goal` is optional and describes the broader end goal you are ultimately trying to accomplish on behalf of the user. GitBook uses it to tailor the answer towards what is most useful for that goal.

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.