# Add App Block

After installing the app to your Shopify store, to begin with, adding multiple product options, you will need to **add an app block** on your store, for which you will be redirected to the app's backend, where you will be provided with a **quick guide**.

<figure><img src="https://922942541-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FIGRcMuVZCEGNibOl1OmW%2Fuploads%2F1DnHxsUicLzqO9GVtqHR%2Fimage.png?alt=media&#x26;token=67d2aa25-8375-4101-ab7c-278a8b2e3664" alt=""><figcaption></figcaption></figure>

You need to select the **Integrate with your theme** button. After that, you will be redirected to the backend of your default product page in the theme section.

<mark style="color:blue;">**Step #1**</mark>

Search for the **Template** section in the default product's backend.

<mark style="color:blue;">**Step #2**</mark>

Select the **Add Block** option in the templates.

<mark style="color:blue;">**Step #3**</mark>

Switch to **Apps**, and select **WOW Product Options** to add the block.

**Step #4**

Select the **Save** button to save the configuration.

<figure><img src="https://922942541-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FIGRcMuVZCEGNibOl1OmW%2Fuploads%2FwNarjDvhtcTpN5rHIWLD%2Fimage.png?alt=media&#x26;token=068ab20d-8c92-48c9-96e1-c5e3bc195ee7" alt=""><figcaption></figcaption></figure>

After saving this configuration, you can begin with the creation of your product variant options.