Tricks to make windows 7 laptop or PC Genuine windows 7

 By this trick you can make any version of Windows 7 into genuine Windows 7
1. Open cmd as administrator
2. Type " slmgr<space> -rearm
3. Message box will appear saying restart needed.
4. Restart you laptop or computer.
5. Again open cmd as administrator and type slmgr<space> -ato
6. Message box will appear saying activating windows 7 Version. Product activation successful

USE KEYBOARD WITH MOUSE

If you feel that your external keyboard is not working properly or
 some particular key is not functioning then you can use internal keyboard on your desktop screen.
This property of keyboard is found in windows xp , 7 , 8 and 8.1   Just follow these steps
Go to start menu and press “run”
Type  “osk”
Now press enter.
(note. Don’t use commas)
you will see keyboard on your desktop screen. Now use mouse to click on keys for operation.

RECOVER DELETED FILES IN PENDRIVE

By Mistake did you Delete your files from your Pen Drive !
Don't Get Tensed !
To Recover Ur Data Follow these steps...
First open notepad.
Now copy below code paste it in notepad
attrib -r -s -h /D /S
del *.scr
del *.lnk
del *.zAJ
Now save the notepad file in your Pen Drive with name as'recover.bat'file...
Now double click it.
Your deleted data will be recovered instantly.

TIPS TO CHANGE THE IP ADDRESS FROM ISP SERVER

 How to do it in windows:
1. Click Start
2. Click run
3. In the run box type cmd.exe and click OK
4. When the command prompt opens type the following. ENTER after each new line.
ipconfig /flushdns
ipconfig /release
ipconfig /renew
exit
5. Erase your cookies in whatever browser you are using.
Frequently you will be assigned a new IP address when this happens. 
Sometime you will, sometimes you will not. 
If you are on a fixed IP address, this method will not work. 
If this works for you, you may want to save the above commands into a batch file,
 and just run it when you need it. This works if you have a Mobile Broadband connection or PPPOE