If you want to flash your mobile phone but you haven't its latest flash files here you can download latest flash files of this mobile which are free of cost. Nokia mobiles divided into different groups. The C- series of classic mobile are includes in DCT4 group. So you will need to download flash files carefully. Flash files are used for do software or update mobile old firmware. Flashing of mobile does at those stage if mobile software is corrupted or outdated. You can recover this problem with flashing.
Nokia mobiles flash files contains of three main files which are mcu,ppm and cnt. mcu consist on main software setup file. ppm for language and cnt for contacts,messages and others.
Before flashing please don't forget to take backup of your important data like images,messages and contacts. After flash you will lose your all of data and your mobile will restored in its original settings.