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cost control app

Use the Usage app to view your Firefox OS data and credits.

{note}'''Important:''' The usage application can not be used as a substitute to your carrier's own tracking system. Mozilla is not liable for any extra charges in any way. To learn more, read Mozilla's [http://www.mozilla.org/en-US/privacy/policies/websites/ Privacy Policy] and [http://www.mozilla.org/en-US/about/legal.html Legal notices]. {/note} {note} '''Note:''' A SIM card must be inserted into the phone in order for the application to work. {/note} # To open the Usage app, tap the [[Image:usage_icon]] icon. #* The amount of data used appears.<br><br>[[Image:usage]]<br><br> # To change or reset the usage controls, tap the [[Image:gearbuttonblack]] icon in the upper right. #* The Usage Settings screen appears. <br><br>[[Image:usage_settings]]<br><br> # Tap the Reset button to clear the data and begin tracking your usage. {note} '''Tip:''' To view Data usage from any screen, swipe down to check the ''MB used'' meter in the Notification tray. If you have the Alert button enabled, the meter will turn red as you reach the data limit in the setting.{/note} [[T:ShareArticle|link=http://mzl.la/18mXKnR]]