The process of removing an email account from an Android device ensures that associated data, such as emails, contacts, and calendar events, is no longer synchronized with the device. This action effectively severs the connection between the email server and the specific application on the device used to access the account. For instance, removing a Gmail account will prevent the Gmail app from displaying new emails and synchronizing existing content.
Securing personal information and managing device resources are primary benefits derived from this action. When selling or relinquishing control of a device, removing email accounts safeguards sensitive data from unauthorized access. Furthermore, when multiple email accounts are configured, removing infrequently used accounts can streamline the synchronization process, potentially improving battery life and reducing data usage.