Hello @Bruhn, Maik ,
Windows 10 IoT Core support ended with the release of IoT Edge version 1.1 and this version is also the last one supporting windows container. IoT Edge 1.1 LTS support will finish on December 13, 2022, see Azure IoT Edge supported systems
On Windows 10 and Windows Server 2019 with minimum build 17763 and with all current cumulative updates installed, the latest IoT Edge 1.4 LTS version is support as part of EFLOW Azure IoT Edge for Linux on Windows what requires Hyper-V, see also quickstart prerequisites