If you want to block a particular website accessing on Windows PC, there is an easy simple technique that you can try to block that website. The only thing that you need is to edit one host file on Windows Operating system and and you are done.
Look for the file on your system drive:
C > Windows > system32 >drivers > etc > hosts
Right click on file and click open > Select as the notepad to open the program
Let’s say that you want to block www.rediff.com
Add the following line at the bottom of all lines.
File > Save. You are done! You can add a multiple of websites like this.
This may not be a good solution, but it’s the simplest one to block a website on Windows computer.