Category "mvvm-light"

DispatcherHelper in Windows Community Toolkit

I am working on upgrading MVVMLight to Windows Community Toolkit and facing issues with DispatcherHelper. I am unable to find any examples which can show me how

How to replace a registered service with a new one in MVVM?

Trying to migrate from good old MVVM Light to Windows Community Toolkit. How are we supposed to override a registered service, i.e. replace it with another impl