For Windows Web Hosting packages
Learn how to change the version of ASP.NET used for your hosting pacakge.
- Log in to 1&1 IONOS and select Hosting from the My Products drop-down menu.
- Click Use Webspace to access Webfiles.
- Click Launch to launch Webfiles.
- Click File > .NET Framework.
- Select the version of .NET you would like to use and then click Apply.
You are finished. The version change will take effect immediately.