You can flash any nokia mobile with different flashing tools like UFS, Phoenix service, Nemesis service etc. First of all you will need to download latest flash files of your mobile with its correct RM then you can flash your mobile with any flashing tool. If you wish to flash your mobile himself very first time it is little bit difficult work for you but if you will follow the instructions you will manage it so easily.
Flash files are used for do software or update mobile old software. During flashing it takes little bit time. You can download latest flash files with its latest updates. We have shared latest flash files of nokia 2680 slide from its official site.