To rename or secure your portable hotspot
1From the Home screen, tap .
2Find and tap Settings > More… > Tethering & portable hotspot.
3Tap Portable Wi-Fi hotspot settings > Configure Wi-Fi hotspot.
4Enter the Network name (SSID) for the network.
5To select a security type, tap the Security field.
6If required, enter a password.
7Tap Save.
Controlling data usage
You can keep track of the amount of data transferred to and from your device over
your mobile data or Wi-Fi® connection during a given period. For example, you can
view the amount of data used by individual applications. For data transferred over
your mobile data connection, you can also set data usage warnings and limits to
avoid additional charges.
Adjusting data usage settings can help you keep greater control over data usage but cannot
guarantee the prevention of additional charges.
To turn data traffic on or off
1From your Home screen, tap .
2Find and tap Settings > Data usage.
3Drag the slider beside Mobile data to turn data traffic on or off.
When data traffic is turned off, your device can still establish Wi-Fi® and Bluetooth®
connections.
To set a data usage warning
1Make sure that mobile data traffic is turned on.
2From your Home screen, tap .
3Find and tap Settings > Data usage.
4To set the warning level, drag the warning line to the desired value. You receive
a warning notification when the amount of data traffic approaches the level you
set.
To set a mobile data usage limit
1Make sure that mobile data traffic is turned on.
2From your Home screen, tap .
3Find and tap Settings > Data usage.
4Mark the Set mobile data limit checkbox if it is not marked, then tap OK.
5To set the mobile data usage limit, drag the corresponding line to the desired
value.
Once your mobile data usage reaches the set limit, mobile data traffic on your device gets
turned off automatically.
To control the mobile data usage of individual applications
1From your Home screen, tap .
2Find and tap Settings > Data usage.
3Find and tap the desired application.
4Mark the Restrict background data checkbox.
5To access more specific settings for the application (if available), tap View app
settings and make the desired changes.
The performance of individual applications may be affected if you change the related data
usage settings.
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