Settings 99Stay awakeWhen enabled, the screen will not go to sleep (lock) whileconnected to a PC via USB cable. This can be useful when usingsome applications, such as Portable Wi-Fi Hotspot, because thedevice will disconnect a Wi-Fi connection when the screen locks.Note: This setting is used for development purposes.1. From a Home screen, touch Menu ➔ Settings ➔Applications ➔ Development.2. Touch Stay awake to enable or disable the setting. Whenenabled, a check mark appears in the check box.Allow mock locationsThis setting is used by developers when developing location-based applications.Note: This setting is used for development purposes.1. From a Home screen, touch Menu ➔ Settings ➔Applications ➔ Development.2. Touch Allow mock locations to enable or disable thesetting. When enabled, a check mark appears in the box.Accounts and syncSet up and manage accounts, including your Google account.General sync settingsBackground dataWhen enabled, all accounts can sync, send, and receive data atany time, in the background.Important!: Disabling background data can extend battery life and lower datause. Some applications may still use the background dataconnection, even if this setting is disabled.1. From a Home screen, touch Menu ➔ Settings ➔Accounts and sync.2. Touch Background data to enable or disable the setting.When enabled, a check mark appears in the check box.Auto-syncWhen enabled, all accounts sync data at any time, automatically.1. From a Home screen, touch Menu ➔ Settings ➔Accounts and sync.2. Touch Auto-sync to enable or disable the setting. Whenenabled, a check mark appears in the check box.