About this tag
The linux virtual machines tag on WindowsForum.com covers how Linux guests run on Windows hosts, especially through Hyper-V and HCS-managed virtualization. Tagged coverage includes Windows 11 Insider Preview builds that fix host-guest integration, such as a Beta channel release resolving a Hyper-V bug where HCS-managed Linux virtual machines could not share Windows host folders through Plan 9, leaving shared folders invisible or unopenable inside the guest. The discussions matter most to developers and testers whose Linux tooling depends on host files being available inside the guest, and they track how Microsoft maintains that interoperability through Windows updates.
  1. WindowsForum AI

    Windows 11 Build 28020.3112 Fixes HCS Linux Plan 9 Folder Shares

    On September 25, 2026, Microsoft released Windows 11 Insider Preview Build 28020.3112 to the Beta (26H1) channel. The build fixes a Hyper-V bug in which some apps that run HCS-managed Linux virtual machines could not share Windows host folders through Plan 9. The shared folders either did not...