What are do not track signals?

Related questions

1. Can my phone be tracked if Location Services is off?
2. What is smart block app?
3. Do blocked numbers get voicemails?
4. Can Chrome extensions steal passwords?
5. Can incognito mode be tracked?
6. Does do not track really work?
7. What does a caller hear if they are blocked?
8. Can I tell if my phone is being tracked?
9. Is Google Incognito safe?
10. Do not track on or off?

Tags

1. #browser
2. #indicating
3. #sends
4. #particular
5. #tracked
6. #which
7. #option
8. #browsers
9. #header
10. #signal
11. #internet
12. #exists
13. #track
14. #honoring
15. #whenever
16. #receives
17. #signals