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(toolkit-search-preferences)=
# Search Service Preferences
This document describes Preferences affecting the toolkit Search Service.
Preferences that are generated and updated by code won't be described here.
## User Exposed
These preferences are exposed through the Firefox UI.
browser.search.suggest.enabled (default: true)
: Whether search suggestions are enabled in the search bar. Turning this off
also currently prevents search suggestions in the address bar.
## Hidden
These preferences are normally hidden, and should not be used unless you really
know what you are doing.
browser.search.log (boolean, default: false)
: Whether search service console logging is enabled or not.
browser.search.suggest.timeout (number, default: 500)
: When requesting suggestions from a search server, it has this long to respond.
browser.search.update (boolean, default: true)
: Whether updates are enabled for OpenSearch based engines. This only applies
to OpenSearch engines where their definition supplies an update url.
Note that this does not affect any of: application updates, add-on updates,
remote settings updates.
## Experimental
These preferences are experimental and not officially supported. They could be
removed at any time.
browser.search.separatePrivateDefault.ui.enabled (boolean, default: false)
: Whether the UI is enabled for having a separate default search engine in
private browsing mode.
browser.search.separatePrivateDefault (boolean, default: false)
: Whether the user has selected to have a separate default search engine in
private browsing mode.
browser.search.suggest.enabled.private (boolean, default: false)
: Whether search suggestions are enabled in a private browsing window.