AT&T RADIANT Core User Manual page 169

restart in normal mode.
Question: What if I cannot make a call, check e-mail or browse the Internet?
Answer 1: Check whether your signal is weak or if you're in a location out-
side of your service area.
Answer 2: Restart the device by turning the phone off and on again.
Answer 3: Is the phone in Airplane mode? To check that Airplane mode
isn't currently enabled:
• From the home screen, swipe up to access Apps, and tap Settings
Network & Internet > Airplane mode.
Answer 4: Is data communication disabled? To check that data communi-
cation is enabled:
• From the home screen, swipe up to access Apps, and tap Settings
Network & Internet > Mobile network.
Question: What do I do if my battery drains quickly?
Answer: Are you in a location where signal is weak or have you been out-
side of your service area for a long period of time? Making calls or being
outside your service area while you're connected to a mobile network will
use a lot of battery power.
Question: What do I do if I cannot install applications?
Answer: Applications cannot be installed with only a little free space on
the phone or SD card. To check your available free space, see Storage
settings. Applications not supported by your phone cannot be installed.
Question: What if I can't unlock my device?
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