When using Windows 10, Microsoft Edge will be your default browser. Internet Explorer is on your computer, you will just need to follow the steps below to pin it to your Task Bar.
Note: If you would like to use a different browser other than Edge or Internet Explorer, you will need to download them
When you do a fresh install Windows 10, you will only see Microsoft Edge as your default web browser pinned to the Taskbar and Start > All Apps.
You can access Internet Explorer three ways:
1. Click Start > All Apps and look under Windows Accessories
Once you have located it, right click it and click Pin to Taskbar
2. Another way you can locate it is by using the Search box on the Taskbar, type Internet Explorer, right click it and click Pin to Taskbar
3. Last, but not least, using the Run command.
Press Windows key + R