uBlock Origin does not protect you from this, this is a fingerprinting problem. You need to use a fingerprinting resistant browser. And even then, there are new fingerprinting methods emerging frequently and you can't prevent fingerprinting from inside apps on android/iOs..
Most slop mobile applications, that many people have on their phones are basically spyware pretending to be games/whatever.
Programatic advertising technology was created for intelligence purposes, these companies and their methods are very sophisticated.
Fingerprinting is insideous because the harder you try to prevent it the more unique you become. The best method is to try to create fake data to make the fingerprint useless.
Most slop mobile applications, that many people have on their phones are basically spyware pretending to be games/whatever.
Programatic advertising technology was created for intelligence purposes, these companies and their methods are very sophisticated.