There is disclosed a system, method, and computer readable medium for applying customized settings to a mobile communications device utilizing a removable storage media. The mobile communications device detects when a removable storage media has been operatively inserted. Next it is determined whether there is a customized settings file stored on the removable storage media. The customized settings file contains fields that define one or more characteristics relating to the mobile communications device's configuration. The customized settings in the customized settings file are then applied such that the mobile communications device is configured with the specific settings contained in the customized settings file. The customized settings file may also be stored at and retrieved from a remote location or received in a message using a mobile messaging service utilizing the RF module within the mobile communications device.