# Configuration

**Extension Configuration**

Once the extension is installed successfully, go to **Stores > Configuration** setting to configure the extension.

<figure><img src="/files/O5rxYzfZwACIeOYHLW7i" alt=""><figcaption></figcaption></figure>

**City and Region Manager:** Enable or disable extension from here. Set the extension to enable to use of the features of the extension.

**ZipCode Optional:** Set Yes if the admin wants to make the Zipcode field optional for customers.

**Note** – You also need to perform general configuration settings along with extension configuration to make the Zipcode optional.

**General Configuration**

* From Magento Admin, go to **Stores > Settings > Configuration**
* Expand the **General tab** and select **General**.
* Look into the **Country Options**

<figure><img src="/files/DTE9b54OG3KLNY6IyddD" alt=""><figcaption></figcaption></figure>

**Zip/Postal is Optional For** – Select the countries that will be eligible for the Zipcode optional functionality.

At last, click **Save Config**.


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