It adds a little bit of information that might help identify you. It may be less than a bit (e.g. if it's set to 100%), but it's still something. You can see t

It adds a little bit of information that might help identify you. It may be less than a bit (e.g. if it's set to 100%), but it's still something. You can see the informational content of various fingerprints here: https://coveryourtracks.eff.org/ https://coveryourtracks.eff.org/ Another thing that has less than a bit of content is having cookies enabled. Nearly everyone has cookies enabled, for better or worse, so having them on doesn't add much to a fingerprint. Having them off adds far more. But both add something.