Agent of Peas is a mobile game that can usually be downloaded from the app store. But exactly whether you can download it depends on a number of factors, including your device's operating system, regional restrictions, and so on. Here are the general steps to download Agent Pea:

1. Open your phone's app store (e.g. App Store or Google Play).

2. Type "Agent Pea" in the search bar.

3. Select the search result that matches the name of the game.

4. Click the download button and wait for the game to finish downloading and installing.

However, sometimes you may encounter the following situations that prevent you from downloading Agent Pea:

1. Device Incompatibility: Agent Pea may only be available for certain operating system versions or device models. If your device is not compatible, you will not be able to download the game.

2. Region restrictions: Some games may be restricted to release in specific regions, so if your region is not within the downloadable range of the game, you will not be able to download the game directly.

3. Lack of login or account issues: Some app stores may require users to sign in or create an account before they can download a game. Make sure you're logged in to the correct account and meet the download requirements.

If you are experiencing issues with not being able to download Agent Pea, it is recommended that you check the above possible causes and try to resolve the issue accordingly. Also, try searching for Agent Pea download links on other app stores or third-party platforms. Please note that downloading the game from third-party platforms involves certain risks, so choose trusted sources carefully.