Here’s a quick 5 min Https redirect on Windows Server IIS.
1. Open IIS on the web server that hosts your website, select your website from the the folder sites in the left hand column.
2. In the IIS section in the middle open “Error Pages”
3. Once open click “Add” from the Actions tab on the right. A new windows will open, enter the following.
4. Finished! Test your new redirect.