There are no workarounds and troubleshooting on client devices. Its the Server 2019 issues that need to be investigated by Microsoft.
If you want microsoft to see this you can report it as feedback here on uservoice.
https://windowsserver.uservoice.com/forums/295047-general-feedback
or the better option is to call it in to product support. Support calls are always free for confirmed bugs.
https://support.serviceshub.microsoft.com/supportforbusiness
--please don't forget to Accept as answer if the reply is helpful--