To uninstall IE try these steps:
1. Close all of your current programs.
2. Click start then go to Control Panel.
3. Click "Uninstall a program" under "Programs".
4. Below the "Tasks" on the left hand side click "View installed updates".
5. Then find and right click on "Windows Explorer 8" (or any versions that you currently have).
6. Click uninstall.
7. Follow the instructions to uninstall IE 8 (or any other versions).
8. Finally restart your computer.
That's how I uninstalled my IE 8
.