---
title: SafariExtensionSettingsExtensionDictionaryObject
framework: Device Management
role: symbol
role_heading: Object
platforms: [iOS 18.0+, iPadOS 18.0+, Mac Catalyst 18.0+, macOS 15.0+, visionOS 26.0+]
path: devicemanagement/safariextensionsettingsextensiondictionaryobject
---

# SafariExtensionSettingsExtensionDictionaryObject

The dictionary that defines the settings for a managed extension. Each key represents a specific managed extension, or you can specify a single “*” character to match any extension.

## Declaration

```data
object SafariExtensionSettingsExtensionDictionaryObject
```

## Properties

AllowedDomains: Controls the domains and sub-domains the extension can access. The device ignores this key when the extension identifier is a single “*” character. DeniedDomains: Controls the domains and sub-domains the extension isn’t allowed to access. The device uses this key when the extension identifier is a composed identifier or a single “*” character. PrivateBrowsing: Controls whether an extension is allowed in Private Browsing. The device uses this key when the extension identifier is a composed identifier or a single “*” character. Allowed - The user is allowed to turn the extension on or off in Private Browsing. AlwaysOn - The extension will always be on in Private Browsing if the extension is on outside of Private Browsing. AlwaysOff - The extension will never be on in Private Browsing. State: Controls whether an extension is allowed. The device uses this key when the extension identifier is a composed identifier or a single “*” character. Allowed - The user is allowed to turn the extension on or off. AlwaysOn - The extension will always be on. AlwaysOff - The extension will always be off.