HTTP Allowlist

Supported on: Firefox 127 or later

Registry

HKLM Software\Policies\Mozilla\Firefox\HttpAllowlist

HKCU Software\Policies\Mozilla\Firefox\HttpAllowlist

Options

List (registry values) list - list under Software\Policies\Mozilla\Firefox\HttpAllowlist

Description

If this policy is enabled, you can specify a list of origins that will not be upgraded to HTTPS. If this policy is disabled or not configured, all origins are upgraded to HTTPS if HTTPS-Only Mode is enabled.