Ask HN: What are some good guides for non-techies to avoid Google/Facebook? 8 years ago
you can't easily protect your android phone from google. "google play" service is basically a process running as root. you can run custom ROMs but by installing gapps you're pretty much in the same situation.
There's an alternative but getting it done is not for the average user https://microg.org/ Google did a great job locking down users with android. I'm pretty much googleless and it's like dieting