You will need to accept the license agreement to install the toolkit. The first method is by downloading the Internet Explorer 11 blocker toolkit from Microsoft. Although it is highly unrecommended that you don’t update your browser, if you want to do it, you can easily do so by using the following two methods: Advertisements Microsoft has released an IE11 blocker toolkit for people who don’t want to upgrade their Internet Explorer installations. Block IE11 automatic installation using Group Policy Internet Explorer 11 blocker toolkit.Block IE11 automatic installation using Registry.