How to make a Harmless virus to prank your friends

Copy this and paste it to notepad:
X=MsgBox("Your PC has a virus. Do you want to remove it?",4+64,"Alert")

X=MsgBox("Cannot remove virus.",5+16,"Error")

X=MsgBox("Still cannot remove virus. Do you want to restart your pc?",4+16,"Error")

X=MsgBox("Your pc has been fucked up by the InfectPC.exe virus. If you restart your pc you will not be able to use your pc. Use it as long as you can. ",0+16,"InfectPC.exe")

X=MsgBox("Stealing your system files...",0+48,"Virus")

X=MsgBox("Stealing your information..",0+48,"Virus")

X=MsgBox("u just got trolled by my cool hacking skillz",0+64,"lol")

Also if you dont like the code change how you can say it (example: Error while opening This PC

Do you want to scan your pc?

Error while scanning pc. It has a virus.

lol u got trolled

roblox,have,fun,