What anyone who wants to install E11 into Windows 7 should know.....
1. Always use the Official Microsoft Download Center http://www.microsoft.com/en-ca/download/details.aspx?id=40902
2. You must have SP1 ( service pack 1 ) installed before you can have IE11. That's the minimum requirement.
3. Choose the language you want.
4. At the link I posted above, click open and read the simple Install Instructions.
5. Click the Download button and follow the simple instructions.
I don't post in Tutorials section because I don't consider myself qualified.
This section should be left to people with real credentials and established reputations to embark on such an important task.
I made an exception this time because I felt compelled to clarify and point out the inadequacy of that You-tube post.
My posting is not meant as an "addition" to yours.