Firefox search suggestions must be disabled.

Search suggestions must be disabled as this could lead to searches being conducted that were never intended to be made.

Type "about:policies" in the browser window.

If "SearchSuggestEnabled" is not displayed under Policy Name or the Policy Value is not "false", this is a finding.

Windows group policy: 1. Open the group policy editor tool with "gpedit.msc". 2. Navigate to Policy Path: Computer Configuration\Administrative Templates\Mozilla\Firefox\Search Policy Name: Search Suggestions Policy State: Disabled

macOS "plist" file: Add the following: <key>SearchSuggestEnabled</key> <false/>

Linux "policies.json" file: Add the following in the policies section: "SearchSuggestEnabled": false