Even if you don't enter data into Facebook/Meta directly, they may be getting data from other games/music apps/etc.

How to check

• Navigate to the Accounts Center menu.
  • Instagram: open your profile page > 3 bar menu > Settings > Accounts Center
  • Messenger: 3 bar menu > gear icon > scroll to bottom > Accounts Center
• Your information and permissions
• Your activity off Meta technologies

There should also be an option for Manage future activity

I use some apps to communicate with family, and clearly my privacy protections weren't as good as I thought they were. I set things up a long time ago, so I imagine something changed since then.

I'm considering of either sending the apps to the work profile, or switching to only using them in the browser. If it's because I connected my account to the other service at some point, I don't know how to sever that connection now aside from dropping that other game/app/service