If the problem is security or privacy then I tryed out this setupphone 1 securityLineageOS or GrapheneOS with SIM card and only Signal installed plus the other preinstalled apps (calendar camera calculator etc). Of course you have to keep it updated.This setup allow me to use a phone for calling and chatting only with my family members or closed friends. With this setup I personally use the phone at minimum just when I really need it.phone 2 privacyThere is something I missed (navigator/maps browser wallet etc) so I did a second phone a privacy oriented phone (with LineageOS or GrapheneOS) without SIM card. Airplane mode always on and only WiFi everything is torrified. Navigator w