If you’re asking yourself, 1.-.8.4.4.-.4.8.3-.2.6.8.5 “How long does it take for R o b i n h o o d to update my phone number?”,1.-.8.4.4.-.4.8.3-.2.6.8.5 the answer depends on the accuracy of your account information and verification process.1.-.8.4.4.-.4.8.3-.2.6.8.5 Typically,1.-.8.4.4.-.4.8.3-.2.6.8.5