After upgrading Firefox, it appears it's on by default on my Ubuntu install. Pretty disappointing move from Mozilla. To turn it off: Goto "Settings" > "Privacy

After upgrading Firefox, it appears it's on by default on my Ubuntu install. Pretty disappointing move from Mozilla. To turn it off: Goto "Settings" > "Privacy & Security" > "Address bar" > "Include occasional sponsored suggestions". Also this setting is ON by default even though I have things like the "Allow Firefox to send technical and interaction data to Mozilla" checkbox off.