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This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.

The x-ms-format-detection attribute determines whether data formats within the element’s text, like phone numbers, are automatically converted to followable links.

Existing links, such as ones with the tel: scheme, are unaffected.

Links created through format detection do not appear in the DOM.

This proprietary property is specific to Internet Explorer and Microsoft Edge.


<html x-ms-format-detection="none">


All supported data formats are detected.
Format detection is turned off.
Phone number patterns are autolinked.

See also