# Download and installation steps of WorkHeart USB node program for Ubuntu version

**1. Enter the program running directory**

```bash
cd  /privasea
```

**2. Update package list**

sudo apt update -y

```bash
sudo apt update -y
```

**2. Download file**

```bash
sudo wget -q https://storage.googleapis.com/bkt-privasea-face-pre-public/calc-node/beta/usb-ubuntu-node.zip
```

**3. Install unzip**

```bash
sudo apt install -y unzip
```

**4. Unzip the file**

```bash
sudo unzip -q usb-ubuntu-node.zip
```

**5. Delete the downloaded zip file**

```bash
rm -f usb-ubuntu-node.zip
```

**6. Add execute permissions to files in the directory**

```bash
chmod -R +x *
```