For IE:
How To Set Your Browser Start Page in Internet Explorer
Click on your Internet Explorer icon; you'll find this in your Start menu, or the toolbar at the bottom of your desktop window.
Type in "Google" to IE's search box at the top of the browser window (this is just an example, you can use any website that you want).
Arrive at Google search engine home page.
Go to toolbar at the top of browser, and click on "Tools", then "Internet Options".
At the top of the pop-up, you'll see a "Home Page" box. The address of the site that you are currently at (http://www.google.com) is there. Press the "Use Current" button to specify this page as your home page.
If you still don't know how to do, please search 24/7 Online Computer Expert to help you.