<!--
{
  "availability" : [
    "iOS: 26.0.0 -",
    "iPadOS: 26.0.0 -",
    "macCatalyst: 26.0.0 -",
    "macOS: 26.0.0 -",
    "tvOS: 26.0.0 -",
    "visionOS: 26.0.0 -",
    "watchOS: 26.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "Network",
  "identifier" : "/documentation/Network/QUIC/initialMaxBidirectionalStreams(_:)",
  "metadataVersion" : "0.1.0",
  "role" : "Instance Method",
  "symbol" : {
    "kind" : "Instance Method",
    "modules" : [
      "Network"
    ],
    "preciseIdentifier" : "s:7Network4QUICV30initialMaxBidirectionalStreamsyACSiF"
  },
  "title" : "initialMaxBidirectionalStreams(_:)"
}
-->

# initialMaxBidirectionalStreams(_:)

Set the initial_max_streams_bidi transport
parameter on a QUIC connection.

```
func initialMaxBidirectionalStreams(_ initialMaxStreamsBidi: Int) -> QUIC
```

## Parameters

`initialMaxStreamsBidi`

The value to use for the
`initial_max_streams_bidi` transport parameter on a QUIC
connection.

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)