Settings
Troubleshooting
•Trusted credentials: Display trusted CA certificates.
•Install from SD card: Install certificates from the memory card.
•Clear credentials: Delete all certificates.
Backup and Reset
•Back up my data: Back up app data,
•Automatic restore: Restore previously backed up settings and data when you reinstall an app.
•Factory data reset: Reset your phone to factory default settings. All your personal data from the phone’s internal storage will be erased. You can also erase the data on the memory card during
the process.
System
Accessibility
Configure the system accessibility options and accessibility
Developer Options
Developer options contains settings that are useful when developing Android applications.
About Phone
View phone status, legal information and other information. Meanwhile, you can also update your phone software through storage card updates.
To update your phone software through microSDHC card:
If you encounter problems while using the phone, or if it performs abnormally, you can refer to the chart below. If your particular problem cannot be resolved using the information in the chart, contact the dealer where you purchased the phone.
Problem | Possible Causes | Possible Solution | |
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| The network signal is too weak at your |
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| current location, for example, in a basement | Move to a location where the network | |
| or near a tall building, because wireless | signal can be properly received. | |
| transmissions can not effectively reach it. |
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Poor reception | The network is busy at the current time |
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(for example, during peak times, there may | Avoid using the phone at such times, or try | ||
| |||
| be too much network traffic to handle | again after waiting a short time. | |
| additional calls). |
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| You are too far away from a base station for | You can request a service area map from | |
| your service provider. | your service provider. | |
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| Poor network link quality on the part of | End the call and dial again. You may be | |
| switched to a | ||
| your service provider. |
Accounts
Manage your accounts and synchronization. Tap Add account to sign in to or create accounts on your phone.
Tap an account type to see that type of accounts you have added and adjust the accounts settings.
Copy the update package to the root directory of microSDHC card. Please make sure the update package has been renamed to update.zip.
1.Press the Menu Key > System settings > About phone > System updates > Storage card updates.
2.Tap OK > Update now.
3.The system reboots and begins microSDHC upgrade.
4.When the upgrade is finished, the system will reboot with new software.
Echo or noise |
| phone line. | |
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| End the call and dial again. You may be | ||
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| Poor local telephone line quality. | switched to a | |
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| phone line. | |
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Unable to select | Your service provider does not support |
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these features, or you have not applied for | Contact your service provider. | ||
certain features | |||
services that provide these features. |
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| The battery or battery charger is damaged. | Contact the dealer. | |
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Battery not | The phone’s temperature is below 32°F | Adjust the battery charging environment to | |
(0°C) or higher than 113°F (45°C). | avoid extremes of temperature. | ||
charging | |||
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Poor contact between the battery and | Check all connectors to make sure all | ||
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| charger. | connections have been properly made. |
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