Nokia 306 Firmware Link Available
This is Nokia 306 Flash File Free get zip file inside MCU, PPM, CNT File. Download Free below on this page. before upgrade firmware check your device hardware. if you found any hardware problem. at first fix that issue. then flash your phone. if your device doesn't have any hardware related problem you can flash your device. if the phone has any hardware problem you should fix it then flash your device.
the phone is auto restart when you turn on. the phone is stuck only show Nokia logo on screen. or any others flashing related problem you can fix it after flashing. get latest version of the file below on this page. thank you for use Nokia flash file.
Note: Make sure device charge is up to 70%. if your mobile battery is low don't try to flashing. if phone has turn off without finish the flashing process device will be dead.