If you are using Google Chrome: Have you tried a recent version of #firefox? It is damn fast and privacy is taken seriously. Migration is done within minutes.
If you already using Firefox, have a look at the "Firefox configuration hardening" project and adjust it to your needs.
Delete all accounts you do not need any more or you do not use actively. Start with one listed on https://haveibeenpwned.com - they deserve it.
If you are using Spotify, have a look at your settings. On default, everyone can see what you are playing and new playlists are public. Also, check the privacy settings on the Spotify website: https://www.spotify.com/us/account/privacy/
If you are using the DNS servers from your ISP, all visited hosts/domains can be viewed and monitored by them. Change your DNS servers to 126.96.36.199 (Cloudflare), 188.8.131.52 (dns.watch), 184.108.40.206 (digitalcourage.de), or even better: host your own DNS server (https://opensource.com/article/17/4/build-your-own-name-server)
Do you know google tracks all your activities on Google Maps if you do not explicit "pause" that feature? When you use Google Maps for navigation on your mobile phone, it will track all your footsteps.
Delete the tracking history and "pause" the location tracking by clicking on the gears in the lower right corner.
Simple suggestions on how to reduce your own digital footprint with little effort and direct effect. This is a økoyono project.
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