[dontnotice]

You cannot remove system apps they're part of the OS, the other preinstalled apps come curtsy of OEMs and carriers.

You can change defaults and sideload apps on android, which makes it much more permissible than the rest of maker i.e iOS.

[digi_owl]

OEMs and carriers often put "their" (the Facebook app bundled on some Samsung phones can't be deleted, only disabled) apps on the system side of the fence...