https://bugs.winehq.org/show_bug.cgi?id=48301
--- Comment #2 from someuniquename@gmail.com --- I think this issue is about adding some user interface for installing msu files, like the msiexec have.
Re the installation from cmd shell - I tried to install with wusa.exe, and got following errors:
wine64 wusa.exe Widows6.1-KB2819745-x64-MultiPkg.msu
... 0009:fixme:wusa:load_assemblies_from_cab Cabinet uses proprietary msdelta file compression which is not (yet) supported 0009:fixme:wusa:load_assemblies_from_cab Installation of msu file will most likely fail 0009:fixme:wusa:read_assembly Ignoring unexpected tag L"rescache" 0009:fixme:wusa:read_assembly Ignoring unexpected tag L"localization" 0009:fixme:wusa:read_assembly Ignoring unexpected tag L"mof" 0009:fixme:wusa:read_assembly Ignoring unexpected tag L"directories" 0009:fixme:wusa:read_assembly Ignoring unexpected tag L"memberships" 0009:fixme:wusa:read_assembly Ignoring unexpected tag L"migration" 0009:fixme:wusa:read_package Ignoring unexpected tag L"installerAssembly" 0009:err:wusa:install_files_copy Required file L"C:\users\u1\Temp\msu3.tmp\amd64_microsoft-windows-e..collector.resources_31bf3856ad364e35_7.2.7601.16406_cs-cz_897382f07f4b50a6\wecutil.exe.mui" not found 0009:err:wusa:install_assembly Failed to install all files for L"Microsoft-Windows-EventCollector.Resources" 0009:err:wusa:install_updates Failed to install update L"Package_for_KB2809215" 0009:err:wusa:install_msu Dry run failed, aborting installation
And
wine64 wusa.exe Windows8-RT-KB2799888-x64.msu
... 0009:err:wusa:install_updates Failed to install update L"Microsoft-Windows-WinMan-WinIP-Package-TopLevel" 0009:err:wusa:install_msu Dry run failed, aborting installation