103 Early Hints
Read More at MDN DocsView SpecSafe to Use
Experimental: This feature is experimental. Learn More
103 Early Hints is not safe to use.
It’s supported by 62% of global browsers.
Browsers
ChromeJun 21, 2022v103.0.0
23%╱90%
There are no users of Chrome running a supported version.
SafariUnknownvpreview0%╱0%
There are no users of Safari running a supported version.
EdgeJul 1, 2022v103.0.05%╱99%
There are no users of Edge running a supported version.
FirefoxUnsupportedFirefox does not support this feature.
Version Breakdown
Support
Adoption
Chrome
Jun 21, 2022 v103.0.0
23%╱90%
There are no users of Chrome running a supported version.
Jun 21, 2022 – Latest
v103.0.0+
23%╱90%
Full Support
Supported in HTTP/2 and later for preconnect and preload.
Chrome Android
Jun 21, 2022 v103.0.0
34%╱95%
There are no users of Chrome Android running a supported version.
Jun 21, 2022 – Latest
v103.0.0+
34%╱95%
Full Support
Supported in HTTP/2 and later for preconnect and preload.
Edge
Jul 1, 2022 v103.0.0
5%╱99%
There are no users of Edge running a supported version.
Jul 1, 2022 – Latest
v103.0.0+
5%╱99%
Full Support
Supported in HTTP/2 and later for preconnect and preload.
Firefox
Unsupported
Firefox does not support this feature.
Jun 28, 2022 – Latest
v102.0.0+
2%╱96%
This feature is behind the network.early-hints.enabled preference (needs to be set to true
This feature is behind the network.early-hints.preconnect.enabled preference (needs to be set to true
Supported in HTTP1.0 and later for preconnect.
Internet Explorer
Unsupported
Internet Explorer does not support this feature.
No Support
Aug 15, 2022 v23.0.0
Quest Browser supports this feature.
Opera
Jul 7, 2022 v89.0.0
0%╱5%
There are no users of Opera running a supported version.
Jul 7, 2022 – Latest
v89.0.0+
0%╱5%
Full Support
Supported in HTTP/2 and later for preconnect and preload.
Safari
Unknown vpreview
Safari supports this feature.
Unknown
vpreview+
Full Support
Supported in HTTP/2 and later for preconnect.