Since it's asking you to update you have downloaded the update that enables you to upgrade. Under the "Download" tab scroll down until you find "Motorola Update Services" and select it. You'll have three options at the top, "Force stop, Uninstall Updates and Disable." Select "Disable." It will then prompt you "Delete data and disable app?" Select "OK." It will then ask "Do you want to replace this app with the factory version?" Select "OK." You will no longer be asked to upgrad