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•Verify the server centre number or your MMS profile with your
operator.
•The server centre may be swamped. Try again later.
SIM card PIN locked
•Contact your network operator to obtain the PUK (Personal
Unblocking Key) code.
I can't connect my phone to my computer
•Check to make sure the USB port is not broken. If it’s not working,
try another USB port on your computer.
•Make sure USB drivers are properly installed.
•If you are using a Windows computer, make sure it supports MTP
mode. If you are using a Mac, make sure to install Android File
Transfer from www.android.com/filetransfer/.
•Make sure that you’re using the correct cable from the box.
I can't download new files
•Make sure that there is sufficient phone storage space for your
download.
•Select the microSD card as the location to store downloaded files.
•Check your subscription status with your operator.
The phone can't be detected by others via Bluetooth
•Make sure that Bluetooth is turned on and your phone is visible to
other users.
•Make sure that the two phones are within Bluetooth’s detection range.
The battery drains too fast
•Make sure that you follow the complete charge time (minimum 135
minutes).
•After a partial charge, the battery level indicator may not be exact.
Wait for at least 20 minutes after removing the charger to obtain an
exact indication.
•Adjust the brightness of screen as appropriate.
•Extend the email auto-check interval for as long as possible.
•Update news and weather information on manual demand, or
increase their auto-check interval.
•Exit background-running applications if they are not being used for
extended periods of time.
•Turn off Bluetooth, Wi-Fi, or GPS when not in use.
The phone becomes warm following prolonged calls, game playing,
internet surfing or running other complex applications
•This heating is a normal consequence of the CPU handling excessive
data. Ending the above actions will make your phone return to
normal temperature.
After a factory data reset is performed, I can't use my phone without
entering Google account credentials
•After a reset is performed, you must enter the original Google
account credentials that were used on this phone.
•If you don’t remember your Google account credentials, complete
Google account recovery procedures.
•If you still cannot access your phone, apply to the authorised repair
centre, but remember that it will not be regarded as warranty case.
The phone doesn't ring when a call or message arrives
•Make sure that Do Not Disturb mode is not turned on. Go to
Settings > Sound > Do Not Disturb.
•Press the Volume key to adjust volume.
I forget some passwords/codes/keys on phone
•Perform a factory data reset.
•If you still cannot access your phone, apply to the authorised repair
centre, but remember that it will not be regarded as a warranty case.
