---
title: "removeAllGroups(with:completionHandler:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrbaseclustergroups/removeallgroups(with:completionhandler:)"
---

# removeAllGroups(with:completionHandler:)

## Declaration

```swift
func removeAllGroups(with params: MTRGroupsClusterRemoveAllGroupsParams?, completionHandler: @escaping @Sendable ((any Error)?) -> Void)
```

```swift
func removeAllGroups(with params: MTRGroupsClusterRemoveAllGroupsParams?) async throws
```