Google apps (such as Gmail and Calendar) synchronize with your Google account online. Other apps (such as Mobile Life Contacts and Facebook) sync with other services online.
This copies updates to your accounts online and on your phone, and it backs up your data online in case you upgrade or lose the phone.
Turn off or reduce the frequency of synchronization to accounts you do not use often, in order to:
Note: These are general steps. For individual device steps, see the device Common procedures > Backup & restore (for Contacts and Account sync) & Common procedures > Internet & data (for Data usage).
To control sync settings for the device, follow these steps:
Android 4.0 / 4.1 / 4.2
Android 2.1 / 2.2 / 2.3
Android 1.5 / 1.6
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