# Unassign additional fields

Use the **unassignAdditionalField** method to update additional fields for your account.

## Request parameters

<table><thead><tr><th width="135.066650390625">Parameter</th><th>Type / Description</th></tr></thead><tbody><tr><td><code>sessionID</code></td><td><strong>Required (string)</strong><br>Session identifier, the output of the <strong>Login</strong> method. Include <code>sessionID</code> into all your requests. 2Checkout throws an exception if the values are incorrect. The <code>sessionID</code> expires in <strong>10 minutes</strong>.</td></tr><tr><td><code>FieldCode</code></td><td><strong>Required (string)</strong><br>Field identifier. Alpha-numeric chars, underscores and dashes.</td></tr><tr><td><code>ProductCode</code></td><td><strong>Required (string)</strong><br>The unique product code that you control not the system-generated product identifier.</td></tr></tbody></table>

### Request sample

```php
<?php

require ('PATH_TO_AUTH');

$ProductCode = 'YOUR_PRODUCT_CODE';
$FieldCode = 'YOUR_FIELD_CODE';

try {
    $UnassignedAdditionalField = $client->unassignAdditionalField($sessionID, $FieldCode, $ProductCode);
}

catch (SoapFault $e) {
    echo "UnassignedAdditionalField: " . $e->getMessage();
    exit;
}

var_dump("UnassignedAdditionalField", $UnassignedAdditionalField);
```

### Response sample

```php
bool(true)
```


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