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• Make sure that charging is carried out under normal conditions (0°C (32°F) to 40°C
(104°F)).
• When abroad, check that the voltage input is compatible.
• Check that the charging port is secured or it's not damaged.
My device can't connect to a network or "No service" is displayed
• Try connecting to the network by moving to another physical location.
• Make sure your device's setting is not in airplane mode.
• If you are away from your carrier's network, you may need to enable roaming in the
device's settings to connect to other network. Roaming charges may apply.
My device can't connect to the internet
• Make sure that Cellular Data internet service is available in your wireless service
plan.
• Check your device's settings. Make sure Cellular Data is enabled or Wi-Fi
connected.
• Make sure that you are in a place with network coverage for cellular data or Wi-Fi
internet connection.
• Try connecting at a later time or another location.
I can't use the features described in the manual
• Check with your carrier to make sure that your subscription includes this service.
• Make sure that this feature doesn't require any additional accessory.
I can't connect my device to my computer
• Install Smart Suite.
• Check that your USB driver is installed properly.
• Open the Notification panel to check if the Smart Suite Agent has been activated.
• Check that you have marked the USB debugging checkbox.
• Check that your computer meets the requirements for Smart Suite installation.
• Make sure that you're using the right cable from the box.
I can't download new files
• Make sure that there is sufficient device storage space for your download.
• Select the microSD card as the location to store downloaded files.
• Check your subscription status with your carrier.
The device can't be detected by others via Bluetooth
• Make sure that Bluetooth is turned on and your device is visible to other users.
• Make sure that the two devices are within Bluetooth's detection range.
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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.
• Deactivate Bluetooth, Wi-Fi, or GPS when not in use.
After Factory data reset is performed, I can't use my device without entering Google
account credentials
• After reset is performed, you must enter the original Google account credentials
that were used on this device.
• If you don't remember your Google account credentials, complete Google account
recovery procedures.
• If you still cannot access your device, apply to the authorized repair center, but
remember that it will not be regarded as warranty case.
I forget some passwords/codes/keys on device
• Perform Factory data reset.
• If you still cannot access your device, apply to the authorized repair center, but
remember that it will not be regarded as warranty case.
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