90
I am unable to download new files
• Make sure there is sufficient phone memory 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.
How to make your battery last longer
• Make sure you follow the complete charge time (minimum 3.5 hours).
• 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 a long
time.
• Deactivate Bluetooth, Wi-Fi, or GPS when not in use.
The phone will become 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 above actions will make your phone return to normal temperatures.
After Factory reset is performed my device asks to enter Google account
credentials and I can’t use it avoiding this action*.
• After Factory reset is performed you need to enter the original Google
account credentials that were used on this device before Factory data
reset. Otherwise you will not be able to use the device. If you don’t
remember your Google account credentials please complete Google
account recovery procedure. In case you don’t succeed in it - please apply
to authorized repair center, but remember that it will not be regarded as
warranty case.
* Applicable for Android OS versions starting from 5.1.