Troubleshooting for Nokia C1-01

Select Menu > Settings > Rest. factory sett. (or Reset device or Restore factory sett. or Rest. fact. sett.).

1. To reset only preference settings, but keep all personal data, such as contacts, messages and media file, select Restore settings only (or Restore sett. only or Settings only).
2. To reset all preference settings and delete all personal data, select Restore all (or All).

3. Enter the security code before the restore. If you have never changed your security code, then enter the default code 12345. If your phone still requests a security code or if you have forgotten it, please bring it to the nearest Nokia Care point for inspection.

Security keyguard lets you lock your phone’s keypad with a security code. The security code is asked when you unlock the keypad.

To activate or deactivate the security keyguard:

1. Select Menu > Settings > Phone (or Phone settings or Device) > Security keyguard.
2. To activate or deactivate, enter the current security code (The preset code is 12345).

Note: Note: Once you change your security code, the default setting is no longer valid. If you have changed your security code and do not remember the new code, contact your dealer or local Nokia Care Point.
You can answer a call or make an emergency call while the security keyguard is activated.

There are three ways to turn on or off the predictive text input on your device.

• At any text entry screen, for example, in message editor, press and hold Options, predictive text is turned on or off, depending on its previous mode. 

• Or at any text entry screen, select Options > Predictive text (or Prediction, or Prediction options, or Dictionary).

• At any text entry screen, for example, in message editor, press the “#” key twice quickly, then the predictive text is turned on or off, depending on its previous mode. 

Press and hold the key 1 until your device dials to your voice mailbox number or select Menu > Messaging > Voice mail (or Voice messages, or More > Voice messages) > Listen to voice mails (or Listen to voice msgs. or Listen to voice messages). For the first time use, enter your voice mailbox number which you get from your service provider.

Note: The voice mailbox is a network service, contact your service provider for subscription. If supported by the network, the voice mail icon (the icon on the key 1) will display on the device to indicate new voice mails.

To lock the keypad in the standby mode, press the center Navi (scroll) key and then the * key. To unlock, press the same keys.
For QWERTY devices the lock / unlock sequence is Navi key followed by the Fn key (the key showing an arrow in the lower left corner of the keypad).

You can also set the keypad to lock automatically after a time-out, select Menu > Settings > Phone (or Phone settings or Device) > Automatic keyguard > On, enter the time you want and select OK.

Note: When the keypad lock is on, calls may be possible to the official emergency number programmed into your device.

No, you can't. Series 40 devices run on java-based application with .jar file extension.

Select Menu > Settings > Display (or Main display) > Font size.

You can activate call divert to voice mailbox so that the caller can leave messages to your voice mailbox when you are not available.

To activate call divert, select Menu > Settings > Call > Call divert, (for dual SIM devices, select the SIM card to use), and select If not available or If out of reach > Activate > To voice mailbox and enter the voice mailbox number which you get from your service provider.

Select Menu > Settings > Phone (or Phone settings or Device) > Start-up tone.
 

Yes.

To remove the date, select Menu > Settings > Date and time > Date and time format (or Date and time format settings) > Date > Date on standby scr. (or Date in Home screen) > Hide date (or Hidden). To remove the time, select Menu > Settings > Date and time > Date and time format (or Date and time format settings) > Time > Clock > Hide clock (or Hidden).

Or, in some touch screen phone, to remove the date and time from home screen, select Menu > Settings > Display > Home screen > Personalise view > Clock > (empty) or other desired options. You can still see the time at the upper right corner on the home screen.