ShellExperienceHost, StartMenuExperienceHost and others constantly crashing

Occasional Visitor

Cannot open start menu, defender settings and most other basic tasks due to host processes constantly crashing. Example stack:

00 KERNELBASE!RaiseFailFastException
01 twinapi_appcore!wil::details::WilDynamicLoadRaiseFailFastException
02 twinapi_appcore!wil::details::WilRaiseFailFastException
03 twinapi_appcore!wil::details::WilFailFast
04 twinapi_appcore!wil::details::ReportFailure_NoReturn<3>
05 twinapi_appcore!wil::details::ReportFailure_Base<3,0>
06 twinapi_appcore!wil::details::ReportFailure_Hr<3>
07 twinapi_appcore!wil::details::in1diag3::FailFast_Hr
08 twinapi_appcore!Windows::ApplicationModel::Core::CoreApplication::RetrieveServerActivatableClassIds
09 twinapi_appcore!Windows::ApplicationModel::Core::CoreApplication::RegisterApplicationServers
0a twinapi_appcore!<lambda_177f10068d16cf4eef82be2ecf1fa3d1>::operator()
0b twinapi_appcore!Windows::ApplicationModel::Core::CoreApplication::InitializeApplicationServer
0c twinapi_appcore!<lambda_5fb37fd6b04197771ca474e9c1e2565f>::operator()
0d twinapi_appcore!wil::init_once_nothrow<<lambda_5fb37fd6b04197771ca474e9c1e2565f> >
0e twinapi_appcore!Windows::ApplicationModel::Core::CoreApplication::InitializeInternal
0f twinapi_appcore!<lambda_c9edc03f858e1fafa804d4f0815f15a5>::operator()
10 twinapi_appcore!Windows::ApplicationModel::Core::CoreApplication::RunInternal
11 twinapi_appcore!Windows::ApplicationModel::Core::CoreApplicationFactory::Run

Tried everything I found on net regarding Start Menu not working and nothing helped. The installation was rendered inoperable by this. I'm attaching the dumps for your further diagnosis.

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