# Setup Environment

To interact with the Ola network and compile Ola-lang code, you need to install the command-line tool Olatte.

## Installing Olatte

If you’re running macOS, Linux, or another Unix-like OS. To download Olatte and install Olatte, run the following in your terminal, then follow the on-screen instructions.

```shell
curl --proto '=https' --tlsv1.2 -sSf https://raw.githubusercontent.com/Sin7Y/ola-os/pre-alpha/ola-cli.sh | bash
```

**Note for Linux users**: Olatte requires a relatively new version of the operating system due to dependencies on certain libraries. For Ubuntu, the minimum version required is Ubuntu 22.04.

## Installing Olatte(Windows)

If you’re running windows. You can click on the link to download the binary file for [GitHub Windows Release](https://github.com/Sin7Y/ola-os/releases/download/pre-alpha/ola_node-windows.exe).

After downloading, you need to configure the environment variables of Windows to ensure that it can be used in the command line.

## Set up environment variables for Olatte

Setting environment variables for Olatte can make the Olatte command more concise and enhance its readability.

**OLA\_KEYSTORE** The location of the keystore file for the Signer.

You can set the OLA\_KEYSTORE environment variable using the following command:

```shell
export OLA_KEYSTORE=~/.ola-wallets/deployer/keystore.json
```