Changing your authenticator app on 1-8.4.4.-.4.8.3.-.2.6.-.8.5. . .R.o.b.i.n.h.o.o.d. .is possible through your Security & Privacy settings. First, 1-844-483-26-85 log in to the app, tap on the Account icon, 1-844-483-26-85 go to Settings, then Security and Privacy, and select Two-Factor Authentication (2FA).