Nokia Guide: reset, secret codes, white screen and common problems

Nokia phones are famous for their reliability and durability, but many historical models can show problems due to age, depleted batteries or original software. In this guide we collect real problems and practical solutions for models like Nokia 3310, N95, N70, E71, Communicator and others.

Most sought-after Nokia models

• Nokia 3310 Original
• Nokia 8110 Matrix
• Nokia N95 8GB
• Nokia E71
• Nokia 9500 Communicator
• Nokia N79

The most used Nokia codes

• *#0000# — Show software version: displays installed firmware
• *#7780# — Reset settings: restores configurations keeping personal data. Default code often: 12345
• *#7370# — Full hard reset: erases data and returns phone to initial state. Warning: deletes contacts and contents
• *#06# — Show IMEI

Problem: white Nokia screen

Possible causes:

• Flat battery
• Loose display flat cable
• Damaged firmware
• Internal moisture

Try:

1. Remove battery for 30 seconds
2. Reinsert SIM
3. Connect original charger
4. Try reset *#7370#

Problem: Nokia stuck on logo

On Symbian models: Turn off phone. Hold down: Green key + * + 3 + power button. On many N70, N73, N95 this performs a hard reset.

Battery doesn't last long

Many vintage phones use batteries over 15 years old.

Check:

• Swelling
• Sudden shutdowns
• Charge dropping rapidly

At Infosate original batteries and verified phones are available.

See the full Nokia collection at Infosate