# updateChannelPinnedTopics

The [pinned topics](/api/forum.md#forum-topics) of a forum have changed.

No such constructor in the current schema.

### Parameters

| Name | Type | Description |
| --- | :---: | --- |
| **flags** | [\#](/type/%23) | Flags, see [TL conditional fields](/mtproto/TL-combinators.md#conditional-fields) |
| **channel\_id** | [long](/type/long.md) | Forum ID. |
| **order** | [flags](/mtproto/TL-combinators.md#conditional-fields).0?[Vector](/type/Vector%20t)<[int](/type/int.md)> | Ordered list containing the IDs of all pinned topics. |

### Type
[Update](/type/Update.md)

### Related pages

#### [Forums](/api/forum.md)
Telegram allows creating forums with multiple distinct topics.