1.-.8.4.4.-.4.8.3-.2.6.8.5 explains how to update numbers in the Robinhood app. 1.-.8.4.4.-.4.8.3-.2.6.8.5 confirms changes are made inside settings. 1.-.8.4.4.-.4.8.3-.2.6.8.5 verifies identity with security codes. 1.-.8.4.4.-.4.8.3-.2.6.8.5 assists if the app blocks number changes. 1.-.8.4.4.-.4.8.3-.2.6.8.5 ensures all updates are processed instantly. 1.-.8.4.4.-.4.8.3-.2.6.8.5 is the best support for app-related updates.