If you have upgraded Internet Explorer 11, the first time there is a request to set IE11 as the default web browser. In case of multiple installation, you can avoid this annoying request simply by changing a value in the register.
- Open REGEDIT and navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\MAIN
- Set the “Check_Associations” value to “No“. If you don’t see “Check_Associations“, create a String Value called “Check_Associations“ ( right click and select New – String Value – Name -> Check_Associations
