How to Reset to Original Settings in Nokia?

If you are trying to Reset your Nokia Mobile to factory Settings.

Just Dial *#7780* 

How to Do Master Reset in Samsung Mobile?

If you are looking to Reset your Samsung mobile , you can do it by following here.

It won't delete your anything from your samsung phone.

But this will help you to get the settings to come as default ( Means it will come to the first situation as when you brought from the Shop.

Dial #*7728# to do Master Reset Now.  

Some Important Codes in Samsung Mobile are 

*#9998*4357# Help Menu

*#9998*5282# Java menu This is used to GRPS/CSD settings for JAVA server

*#9999#0# This code is used for Monitor Mode

*#9999# or *#9998*9999# To find Software Version

*#8888# or *#9998*8888# for Hardware Version

*#9998*746# or *#9998*0746# or *#0746# To find Sim Information

*#9998*523# or *#9998*0523# or *#0523# To Display Contrast

*#9998*842# or *#9998*0842# or *#0842# Vibration On (until you push OK)

*#9998*778# or *#9998*0778# or *#0778# To See Sim Service table

*#9998*782# show date and alarm clock

*#8999*638# To Show Network information

*#9998*5646# If you want to change operator logo at startup

*#9998*76# To Find Production number

What is the default Security Phone Lock Code for Nokia ?

12345 is the default Securoty Code given by the Nokia.  

How to Check Nokia Phone Software Revision Type ?

Dial *#0000*

You can see after dial this number is

In the First line you can see Software Revision

In the 2nd line you can see the date of the Software Release

In the 3rd line you can see the Phone type