Nokia 5800 tricks and tips

There are a few tips and tricks with Nokia 5800 that unclear, not intuitive without advice or not documented.

Voice commands
For activating voice command do long press on green button.


Quick answer
After firmware v40.0.005 you can answer to incoming call by sliding your finger over the screen from left to right even phone is blocked, or unlock the phone by sliding from right to left and do something else like rejecting, send a message.
Red and green arrows appeared on the screen will helps you.

Alarm After firmware v40.0.005 you can stops alarming by sliding your finger over the screen from left to right even phone is blocked, or be in snooze awhile by sliding from right to left. Red and green arrows appeared on the screen will  helps you.

If something wrong
If one of application hangs your phone you can perform next steps sequentially:

• Try a long pressing on white button, application manager will appear hold finger over buggy application. Small menu with "Open" and "Exit" items will appears. Choose "Exit". If this advice doesn't helps look farther ahead;
• Try to switch off the whole phone by pressing on/off button upon the phone. Switch on phone again. If this advice doesn't helps look farther ahead;
• Last chance for reboot is to remove the battery and plug it again then switch on phone with on/off button.

If you feel that your phone became a buggy try to do next steps:

Revert to factory settings (Soft reset)
The reset will restore all the phone’s settings to factory default without delete user info
Use the dialer to enter this code:
*#7780#
This is equally Menu > Tools > Settings > General > Factory settings

Hard Reset
If you feel that your phone became a buggy try to do hard reset.
Make a full backup before applying this type of reset, since it will restore the phone’s settings as well as erasing all the data in the phone memory (it will format drive C).
The reset will restore all the phone’s settings to factory default and delete all user info. You can use the dialer to enter this code.
*#7370#

If doesn't work do hard reset with buttons:
Switch off the phone.
Press GREEN + RED + CAMERA + ON simultaneously until you see the "Select Country" option.

Note:
The default password is 12345. You need to press and hold the key until the number appear.
Also you can format your flash memory card (drive E), but I didn't done that ever.