Supports-Loading-Mode

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The Supports-Loading-Mode response header is set by a navigation target to opt-in to using various higher-risk loading modes.

Header type Response header
Forbidden header name no
CORS-safelisted response header no

Syntax

http

Supports-Loading-Mode: credentialed-prerender

Directives

The Supports-Loading-Mode header is a list of one or more tokens, which can include the following values:

credentialed-prerender

Indicates that a destination origin opts in to loading documents via cross-origin, same-site prerendering.

Browser compatibility

BCD tables only load in the browser

See also