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Android 14 Features | Android Authority
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This is a most excellent place for technology news and articles.
That is a sad reality when it comes to samsung. Beat you can do is adb the apps away you don't want, and use rethinkdns (firewall) combined with the dns of them, nextdns or decloudus.
Is not GrapheneOS, but it's a little more private as out of the box.
I have a Galaxy Flip 4 too that I earned from my company and I did exactly what you said.