User's Guide

154
For assistance
Troubleshooting
Check the questions and answers below for troubleshooting solutions for common phone
issues.
Check here first
Question: What if my phone freezes or operations are unstable?
Answer: Turn the phone on again. Data that was being edited is erased after your phone is
powered on again.
Question: What if my device starts freezing after a new application was in- stalled?
Answer: The newly installed application may be the cause. Uninstall the application in Safe
mode. To turn the phone on in Safe mode:
• Press and hold the Power key > touch and hold Power off, read the disclaimer for safe
mode, and then tap OK.
o After turning the phone on in Safe mode, "Safe Mode" appears at lower left.
o After restarting in Safe mode, your phone can be powered on as usual.
o Before turning the phone on in Safe mode, it is recommended that you back up
important data.
• Press and hold the Power key > touch Restart to quit Safe mode and restart in normal
mode.
Question: What if I cannot make a call, check e-mail or browse the Internet?
Answer 1: Check whether you are where signal is weak or out of 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 home, swipe up to access Apps, and tap Settings > Network & Internet >
Airplane mode.
Answer 4: Is data communication disabled? To check that data communication is enabled:
• From home, swipe up to access Apps, and tap Settings > Network & Internet >
Mobile network.
Question: What do I do if my battery drains quickly?