On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 108 on 2022-11-29 Note: Chrome drops invalid item for tech() but not other invalid values
In Chrome Android version 108 on 2022-11-29 Note: Chrome Android drops invalid item for tech() but not other invalid values
In Edge version 108 on 2022-12-05 Note: Edge drops invalid item for tech() but not other invalid values
In Firefox version 109 on 2023-01-17
In Firefox for Android version 109 on 2023-01-17
Not in Internet Explorer
Not in Quest Browser
In Opera version 94 on 2022-12-15 Note: Opera drops invalid item for tech() but not other invalid values
In Opera Android version 73 on 2023-01-17 Note: Opera Android drops invalid item for tech() but not other invalid values
Not in Safari
Not in Safari on iOS
In Samsung Internet version 21.0 on 2023-05-19 Note: Samsung Internet drops invalid item for tech() but not other invalid values
In WebView Android version 108 on 2022-11-29 Note: WebView Android drops invalid item for tech() but not other invalid values
Not in WebView on iOS