How to Block Web Sites in Firefox - The Easy Way

youtube.com/watch?v=RG_g8KP11Ys - How to Block WebSites in Chrome
youtube.com/watch?v=WaxoQ6hdO30 - How to Block WebSites in Windows 8.1

If you are using Firefox and want to block some websites then here is how to guide. Just follow these simple steps and you will be able to block any website you want on your firefox browser.

1) Right click on Firefox toolbar and enable the Menu bar.
2) In Menu bar, click on Tools option then click on Add-Ons option.
3) Select Get Add-ons option.
4) In the search bar, enter "blocksite". Then press enter key or click on search button.
5) You will see a BlockSite add on. Click on Install button.
6) Once Install is complete, restart the Firefox.
7) Now click on Extensions button.You will see the BlockSite in the list. Click on options button for BlockSite extension.
8) Here click on add button. Enter the website which you want to block in location. If you want you can enter description otherwise leave it blank. Click on OK button.
9) Add all the sites which you want to block.

Remember using this technique, you can block sites only on Firefox. You can't block site on chrome or Internet Explorer.