- What should I do to prepare my phone for a software update?
- How can I update the software of my Nokia Asha or Series 40 phone?
- How to deactivate the VoIP service in my Nokia Series 40 device?
- Does Nokia Series 40 VoIP implementation support DTMF signaling?
- How can I use VoIP internet calls in my Series 40 device?
Documents and files
- pdfNokia 303 User Guide (1.50 MB)
Get the user guide in PDF format.