Until you get a chance to leave behind Google’s Android operating system completely, here’s an article I saw with a few fairly simple things you can do that will reduce (although not eliminate) the ability of Google and others to scrape your data and monetize you.
I already do step 1 (Firefox etc). But looking at step 5, for example, my phone had all those ad options set to “on”.
It seems a bit like a fool’s errand to buy a phone running an advertiser’s OS and then try to stop it from tracking you.