To conserve battery power, the touchscreen times out or sleeps when you are not using it. To wake up the display, press and release the Power button.
Screen Timeout is when the touchscreen display goes dark due to inactivity. By default, Screen Timeout occurs when there is no touchscreen activity for 30 seconds.
Sleep Mode occurs when there are no connected devices and no touchscreen activity. The default depends on the device model and may be 5 or 10 minutes. When the MiFi is in Sleep Mode, modules go down and other devices cannot see the Wi-Fi name. Sleep Mode does not occur when the MiFi is charging.
To change the settings for Screen Timeout or Sleep Mode:
To conserve battery power, if there are no connected devices and there is no activity for two hours, the MiFi shuts off. To restart the MiFi, press and hold the power button for three seconds.
To change the Shutdown setting:
NOTE: This option is not available for all devices.