web-feature: Cookies

baseline logo Widely available in browsers but not in WebViews

The Set-Cookie HTTP header stores limited amounts of data that persist across request and response, creating shared state between the browser and server.

WKWebView

macOS

*

iOS

*

Android WebView

Android

*

WebView2

Windows

*

WPE MiniBrowser

Linux

2026-06

Servo

Android

2026-06

Chrome Browser

Android

18

Safari Browser

iOS

1

Notes

Unsupported keys in WebViews

  • Android WebView:
    http.headers.Set-Cookie.SameSite.none_requires_secure

Support data provided by: BCD logo

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This feature was last updated on June 06, 2026.