To completely solve Nokia N97 mini operating system related problem you may need to restore it. it is advisable to perform soft reset first and if soft reset could not solve your problem then you require to hard reset. Many cell phone company gives user the opportunity to hard reset their phone by many way but resetting sometimes may be harmful for user. NOKIA N97 MINI RESETTING:
Soft resetting:
Nokia n97 mini Soft resetting can restore user setting and soft reset will not remove any data like image,sound,video etc.
Press *#7780# on the screen and after few seconds soft reset will start.
Hard resetting:
This option restores the original operating system from the ROM. Formats the c: partition and deletes all data like picture,sound,video including any installed application.
Press *#7370# on the screen and after few seconds you may put the security code and resetting process will begin.
You can also achieve total reset by pressing and holding down following keys:
* + 3 + green button (call) immediately after turning the mobile on.
Important:
* Please do not reset your Nokia N97 mini without any unrecoverable difficulty.
** Hard reset will erase all user data from your Nokia N97 mini .
So keep in mind to back up your important data before hard reset.
*** Please fully charge your Nokia N97 mini battery or plug in to charger before reset your Nokia N97 mini because any power failure may ruin your Nokia N97 mini permanently.
**** Some times reset can damage your Nokia N97 mini .
