create this file on your friends computer when he will boot his computer next time this fake virus window will appear. scare them by following this instructable and doing this prank with your friends and family.

Step 1: Coding the Prank

Create A Fake Virus Using Notepad

1. Open notepad

2. Copy and Paste the following code:

the code

------------------------------------------------------------------------------------------------------------

@echo off

echo ----------------------------------------------------------------------

echo WARNING! A VIRUS HAS BEEN DETECTED ON YOUR COMPUTER!

pause

echo FILE RECOGNIZED AS SISDPYGnfg32.bat

pause

echo CONTACTING ANTIVIRUS...

pause

echo WOULD YOU LIKE TO DELETE THE VIRUS? (y/n)

pause

echo ANTIVIRUS HAS BEEN MANUALLY SHUT DOWN!

pause

echo VIRUS HAS PROGRESSED TO C:/ DRIVE!

pause

echo FILES IN C:/ WILL BE DELETED!

pause

echo PRESS ANY KEY TO PREVENT FILE DELETION!

pause

echo FILES IN C:/ DRIVE ARE BEING DELETED!

pause

dir/s

echo ----------------------------------------------------------------------

pause

echo JUST KIDDING! NOTHING HAS BEEN DELETED!

pause

echo ----------------------------------------------------------------------

echo DON'T BE MAD AT ME...

pause

------------------------------------------------------------------------------------------------------------

3. Now save the file as .bat

Step 2: Making the Prank Autorun When the Windows Startup

Click the Start button , click All Programs, right-click the Startup folder, and then click Open.
Open the location that contains the item you want to create a shortcut to.
Right-click the item, and then click Create Shortcut. The new shortcut appears in the same location as the original item.
Drag the shortcut into the Startup folder.
Now the prank virus window will run after the target starts his PC.
I guarantee you that this will not harm the Pc in Any way.