Huawei Mate 9 - Manual (Page 159)

Open Phone Manager and touch Mobile data. You can view detailed data usage statistics or
configure the following settings:
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Data usage ranking: View data usage for each app.
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Networked apps: Manage Internet access permissions for each app.
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Total monthly data available: Touch > Total monthly data available to configure your
data plan settings and data usage reminders. Your phone will calculate your mobile data usage
and remaining data allowance for the billing period you specify. When you have used up your
monthly allowance, you will receive a reminder, or your phone will disable mobile data.
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Mobile hotspots or Mobile network settings: Touch > Mobile hotspots or Mobile
network settings to configure the portable hotspot or mobile network settings.
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Data saver: Enable data saver and choose the apps that you do not want to restrict data for.
Harassment filter
Use the harassment filter to block unwanted calls, messages, and push notifications.
Open Phone Manager. Touch Blocklist > and follow the onscreen instructions to
configure a call blacklist or whitelist, keywords, and spam settings.
Phone Manager
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