Resource Hints: modulepreload
- LSUsing <link rel="modulepreload">, browsers can be informed to prefetch module scripts without having to execute them, allowing fine-grained control over when and how module resources are loaded.
IE
- 5.5 - 10: Not supported
- 11: Not supported
Edge
- 12 - 18: Not supported
- 79 - 96: Supported
- 97: Supported
Firefox
- 2 - 95: Not supported
- 96: Not supported
- 97 - 98: Not supported
Chrome
- 4 - 65: Not supported
- 66 - 96: Supported
- 97: Supported
- 98 - 100: Supported
Safari
- 3.1 - 15.1: Not supported
- 15.2: Not supported
- TP: Not supported
Opera
- 9 - 52: Not supported
- 53 - 81: Supported
- 82: Supported
Safari on iOS
- 3.2 - 15.1: Not supported
- 15.2: Not supported
Opera Mini
- all: Not supported
Android Browser
- 2.1 - 4.4.4: Not supported
- 97: Supported
Opera Mobile
- 10 - 12.1: Not supported
- 64: Supported
Chrome for Android
- 97: Supported
Firefox for Android
- 95: Not supported
UC Browser for Android
- 12.12: Not supported
Samsung Internet
- 4 - 8.2: Not supported
- 9.2 - 15.0: Supported
- 16.0: Supported
QQ Browser
- 10.4: Support unknown
Baidu Browser
- 7.12: Support unknown
KaiOS Browser
- 2.5: Not supported
Unlike some other link relations, changing the relevant attributes (such as as, crossorigin, and referrerpolicy) of such a link does not trigger a new fetch. This is because the document's module map has already been populated by a previous fetch, and so re-fetching would be pointless.