This page is used to unblock, Execute, Or kill extensions. All you have you have to do is follow the steps below.
Click the start button it may redirect you to a make with alot of words and letters. Dont worry your doing it correctly. Now what you do is press Ctrl + A which will highlight every thing. Now press Ctrl + C. Which will copy everything.
Now you want to paste that into your URL. Once you do that it should show you the page shown in the photo on the right. If you see the button that says "Hang Extension" Click That. It may come up with a screen that says "Hanging... (This will take about 1 minute) Don't panic. This means your doing it all correct!
Now when the loading is done it should say kill exstension. Click that. Once you do it should show a link in the text at the bottom. Copy that link than paste it into your URL. Once you do that it will show you the extension you want to delete. turn on and off the button that says "Allow access to file URL's" 5 times. Once you do that you should be all set!