Huawei Ascend G620 - Manual (Page 71)

Internet connection
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Select the Show Wi-Fi usage check box. The Wi-Fi tab will be displayed.
Touch this tab to view Wi-Fi data usage.
•
Touch Mobile hotspots and select the Wi-Fi networks that are mobile
hotspots to prevent applications from accessing these networks in the
background. If an application is downloading a large file using these
networks, you will be notified.