Basics to Command Prompt

How to open command prompt:

Press ctrl+R to open up run command

Type 'cmd' and press enter to open the command prompt window.

To go UP:

Type 'cd..' and press enter

For example: If command prompt is showing

C:\Users\(username)> Type 'cd..' and press enter

now it will show

C:\Users>

To open a directory:

Type 'cd filename' and press enter

For example:To open 'Users' directory located in C:\ drive

Type 'cd users' and press enter

Now it will show

C:\Users>

To delete a directory:

Type 'del filename' and press enter

For example: To delete 'xyz.exe' located in C:\ drive

Type 'del xyz.exe' and press enter

To change the drive:

Type 'drive letter:'

For examle: To change the drive to D:\

Type 'D:' and press enter.

And now it will show 'D:\>'

Exporting a registry

We all know tweaking with registry is so much fun. But if this tweaking is done improperly, it may cause some programs to malfunction. So Play Safe, make a backup copy of registry before carrying out any of the tweaks.

Exporting the registry(making a back up copy):

First press ctrl+R to open up Run command.

Now type 'regedit' (without quotes) and press enter.

In the registry editor screen, file>export.

Select 'export range' as all and save it as .reg

Now carry out any tweaks you want and in the middle if anything goes wrong simply import the file you have saved.

Importing the registry:

Simply open the .reg file you have saved.

or, in the registry editor click file>import and select he file you want to import.