# Working With The Subsystem

In order to use most of the nodes contained in this plugin, you will need to call the subsystem.

1. Go into any blueprint. Example: Opening the level blueprint

<figure><img src="https://3004307226-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6enYcHpHQYBydrytzoC1%2Fuploads%2FEZWp4alzkbXysN8x80qx%2Fimage.png?alt=media&#x26;token=c258bcf1-95e7-43bd-98ba-3aa9fec6b40a" alt=""><figcaption></figcaption></figure>

2. Right-click and search for “Get MultiWindowExtensionSubsystem”. Then click on it.

<figure><img src="https://3004307226-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6enYcHpHQYBydrytzoC1%2Fuploads%2FAQ2btGBjEnRteeIHp9SC%2Fimage.png?alt=media&#x26;token=7894897b-941e-405a-b52f-ba74d594f239" alt=""><figcaption></figcaption></figure>

3. Finished 😃 Now you are able to use the nodes contained within this plugin

<figure><img src="https://3004307226-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6enYcHpHQYBydrytzoC1%2Fuploads%2FYXXTNiNUjClC0eFxScdv%2Fimage.png?alt=media&#x26;token=3cea97ba-a6d8-499d-8b30-df487c5a12d1" alt=""><figcaption></figcaption></figure>

{% hint style="info" %}
It doesn’t matter whether you use one subsystem node for each node or one for all of them. Do it however you want 😊
{% endhint %}

| Option 1                                                                                                                                                                                                                                                                                   | Option 2                                                                                                                                                                                                                                                                                   |
| ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| <div><figure><img src="https://3004307226-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6enYcHpHQYBydrytzoC1%2Fuploads%2FCRgq94CMLK0kzOWYVQP4%2Fimage.png?alt=media&#x26;token=1db70148-8619-4943-9057-8c6cc485a9aa" alt=""><figcaption></figcaption></figure></div> | <div><figure><img src="https://3004307226-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6enYcHpHQYBydrytzoC1%2Fuploads%2FBEyFb7OUeJHWXQ2syvyP%2Fimage.png?alt=media&#x26;token=513bd68f-f43d-45b2-aa76-e14d2c92b0ea" alt=""><figcaption></figcaption></figure></div> |
