1. In Windows 10, the default browser is Edge. If you are talking about edge browser, then here are some steps which will help you how to set a specific homepage in the Edge browser.
2. If you are talking Internet Explorer, then here are the steps to know how to set a particular website in Internet Explorer. Please follow the steps for IE.
- Open IE
- Click on the Gear Icon menu from the upper-right corner
- Click on Internet Options
- In the homepage section, type the domain name / URL which you want to open at startup of Internet Explorer.