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Apple Iphone 5 User Guide

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Page 131

 Chapter  33    Settings 131
Turn Wi-Fi on or off:  Go to Settings > Wi-Fi. You can:
 •Set iPhone to ask if you want to join a new network:  Turn “Ask to Join Networks” on or off. If “Ask 
to Join Networks” is off, you must manually join a network to connect to the Internet when a 
previously used network isn’t available.
 •Forget a network, so iPhone doesn’t join it:  Tap  next to a network you’ve joined before. Then 
tap “Forget this Network.”
 •Join a closed Wi-Fi network:  In the list of network...

Page 132

 Chapter  33    Settings 13 2
Personal Hotspot
You can use Personal Hotspot (iPhone 4 or later) to share an Internet connection with a 
computer or other device—such as an iPod touch, iPad, or other iPhone—connected to your 
iPhone via Wi-Fi. You can also use Personal Hotspot to share an Internet connection with a 
computer connected to iPhone via Bluetooth or USB. Personal Hotspot works only if iPhone is 
connected to the Internet over the cellular data network.
Note:  This feature may not be available...

Page 133

 Chapter  33    Settings 13 3
Change how notifications appear:  Go to Settings > Notifications. You can:
 •Change the number of notifications:  Choose an item in the In Notification Center list. To set how 
many notifications of this type appear in Notification Center, tap Show.
 •Change the alert styles:  Choose an item in the In Notification Center list. Choose an 
alert style, or select None to turn off alerts and banners. Notifications will still appear in 
Notification Center.
 •Change the order of...

Page 134

 Chapter  33    Settings 13 4
General
General settings include network, sharing, security, and other settings. You can also find 
information about your iPhone, and reset various iPhone settings.
About
Display information about iPhone:  Go to Settings > General > About. The items you can  
view include:
 •Available storage space
 •Serial number
 •iOS version
 •Network addresses
 •IMEI (International Mobile Equipment Identity)
 •ICCID (Integrated Circuit Card Identifier, or Smart Card) for GSM networks...

Page 135

 Chapter  33    Settings 13 5
Cellular
Use Cellular settings to turn cellular data and roaming on or off, to set up Personal Hotspot, and 
to set cellular data options.
When an app needs to use the Internet, iPhone does the following, in order, until connected:
 •Connects over the most recently used available Wi-Fi network.
 •Shows a list of Wi-Fi networks in range, and connects using the one you choose.
 •Connects over the cellular data network, if available.
If iPhone is connected to the Internet via...

Page 136

 Chapter  33    Settings 13 6
VPN
VPNs used within organizations allow you to communicate private information securely over a 
non-private network. You may need to configure VPN, for example, to access your work email. Ask 
the network’s administrator for the settings necessary to configure VPN for your network. After 
one or more VPN settings are defined you can:
 •Turn VPN on or off:  Go to Settings > VPN.
 •Switch between VPNs:  Go to Settings > General > VPN, then choose a configuration.
See also...

Page 137

 Chapter  33    Settings 13 7
Erase data after ten failed passcode attempts:  Go to Settings > General > Passcode Lock and 
tap Erase Data. After ten failed passcode attempts, all settings are reset, and all your information 
and media are erased by removing the encryption key to the data (which is encrypted using 
256-bit AES encryption).
Restrictions
You can set restrictions for some apps and for purchased content. For example, parents can 
restrict explicit music from being seen on playlists, or...

Page 138

 Chapter  33    Settings 13 8
Date & Time
These settings affect the time shown in the status bar at the top of the screen, and in world 
clocks and calendars.
Set whether iPhone shows 24-hour time or 12-hour time:  Go to Settings > General > Date & 
Time, then turn 24-Hour Time on or off. (24-Hour Time may not be available in all areas.) 
Set whether iPhone updates the date and time automatically:  Go to Settings > General > Date 
& Time, then turn Set Automatically on or off. If you set iPhone to update...

Page 139

 Chapter  33    Settings 13 9
 •Reset network settings:  When you reset network settings, your list of previously used networks 
and VPN settings not installed by a configuration profile are removed. Wi-Fi is turned off 
and then back on, disconnecting you from any network you’re on. The Wi-Fi and “Ask to Join 
Networks” settings remain turned on. To remove VPN settings installed by a configuration 
profile, go to Settings > General > Profile, then select the profile and tap Remove. This also 
removes...

Page 140

 Chapter  33    Settings 14 0
Privacy
Privacy settings let you see and control which apps and system services have access to Location 
Services, and to contacts, calendars, reminders, and photos.
Location Services lets location-based apps such as Reminders, Maps, and Camera gather and 
use data indicating your location. Your approximate location is determined using available 
information from cellular network data, local Wi-Fi networks (if you have Wi-Fi turned on), and 
GPS (may not be available in all...
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