Your PC needs the correct drivers to communicate with the phone in flashing mode. Download and install the "Nokia Connectivity Cable Driver" package. 2. Phoenix Service Software or InfinityBox BEST
servers are now offline, here is the modern way to get it done for free. ⚠️ Pre-Update Checklist Backup Everything: firmware update on nokia 6303 classic free
To help find the right archives, tell me your computer runs and if you need a specific language pack for your phone. Your PC needs the correct drivers to communicate