| Specifications | Reviews | Secret codes |
| Unlock phone | Root phone |
| Backup | Flash Firmware | Screenshot |
| ##002# | And press dial to cancel all active call diverts. |
| ##004# | Cancel all conditional call forwarding |
| **004* phone number # | Activate all conditional call forwarding |
| ###21 | Switch off and deactivate |
| #21# | Deactivate |
| **21*phone number# | Enable and Activate |
| *21# | Activate |
| *#21# | Check the condition |
| ###61 | Switch off and deactivate |
| #61# | Deactivate |
| **61* phone number# | Enable and Activate |
| *61# | Activate |
| *#61# | Check the condition |
| ### 62 | Switch off and deactivate |
| # 62 # | Deactivate |
| ** 62 *phone number# | Enable and Activate |
| * 62 # | Activate |
| * # 62 # | Check the condition |
| ###67 | Switch off and deactivate |
| #67# | Deactivate |
| **67*phone number# | Enable and Activate |
| *67# | Activate |
| *#67# | Check the condition |
![]() | Tarik Tonkov Mobile technology specialist |
| Tarik Tonkov is a computer scientist and programmer turned tech journalist with a keen interest in the world of smartphones and tablets. He previously wrote for Android Life and was also a ghostwriter for several technology and automotive publications. He appreciates the reliability and beauty of smartphones, the symbiosis of characteristics and usability. In his free time, Tarik likes to travel by car and polish his programming skills to create small useful programs. | |
| John Kowalski | January 03, 2026 | |
| Sorry Nokia 2780 Flip, not 9780 | ||
| John Kowalski | January 03, 2026 | |
| My son received a Nokia 9780 flip for Christmas and set a PIN he has now forgotten. This is before installing the carrier's SIM. The phone is asking for his forgotten PIN. How can i reset the phone? | ||