If your smartphone Nokia N90 it works very slow, it hangs, you want to bypass screen lock, or you have a full memory, and you want to erase everything, or you want to sell it or give it away and you want nobody to be able to access your files and passwords you can do a factory reset so that it returns to be like the first day.
There are three types of reset for a Nokia N90: the “soft” reset that restores the phone's settings to their factory state without deleting any files, phone numbers, ringtones or installed applications, the “strong” reset that deletes all the content of the phone, it is a total format of the device including the contacts, ringtones, photos, videos, applications, etc. and finally the “total” reset that should be used when the phone does not start or does not turn on and it would be our last resort to recover the Nokia N90.
Before making any kind of reset to your Nokia N90 it is highly recommended to charge the Nokia up to at least 80% of its battery.
Estimated time: 5 minutes.
1- First step:
Unlock your Nokia N90 and from the home screen press or type the following code
2- Second step:
Once the code is written, press the call button.
3- Third step:
A message will appear on the screen of your N90 asking if you want to restore the settings, press “Continue” f you want to continue.
4- Fourth step:
A message will appear asking you to write the security code of the Nokia N90 phone.
5- Fifth step:
After a few seconds the phone will reboot and ask you to enter the date and time settings.
If this method has not worked for you, go to Menu -> Tools -> Settings -> General -> Factory settings.
1- Unlock your Nokia N90 and from the home screen press or type the following code
2- Once the code is written, press the call button.
3- A message will appear on the screen of your N90 asking if you want to restore the settings, press “Continue” f you want to continue.
4- A message will appear asking you to write the security code of the Nokia N90 phone.
5- After a few seconds the phone will reboot and ask you to enter the date and time settings.
1- Remove the battery from the Nokia N90 and put it back into position.
2- Press and hold these three keys at the same time: Green call button, asterisk * and power button.
3- Do not release these three keys until you see the welcome message on the screen of the N90 phone.
4- Wait for the Nokia to start and it will have restarted.
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About the device:
Nokia N90 is a device with 112 x 51 x 24 mm (4.41 x 2.01 x 0.94 in), a weight of 173 grams, a screen resolution of 352 x 416 pixels (~259 ppi pixel density).
It has a processor 220 MHz ARM926EJ-S and an internal memory of 31 MB.
The Nokia N90 it comes from the factory with the operating system Symbian OS 8.1a | Series 60 UI