To flash a dead Nokia mobile phone, follow the below steps:
1- First of all you will need to download flashing tool phoenix service.
2- Download the latest flash files/firmware of your mobile phone.
3- It is important the flash files are in the zip format.
4- To flash your mobile phone follow the simple steps
If your mobile phone is not detected by the Phoenix Service Software, then you may need to install the PC Suite of the phone and install the flashing drivers manually.
If you want to download Phoenix service click on below link
Download phoenix service