Now Neowin reports Microsoft confirmed a bug that blocks the installation of iCloud on systems with Windows 10 October 2018 Update. Users who already have the software installed may also experience issues, like trouble with synchronizing Shared Albums.
Apple has identified an incompatibility with iCloud for Windows (version 188.8.131.52) where users may experience issues updating or synching Shared Albums after updating to Windows 10, version 1809. Users who attempt to install iCloud for Windows (version 184.108.40.206) on Windows 10, version 1809 will see a message stating that this version of iCloud for Windows isn’t supported, and the installation will fail.Apple and Microsoft are cooperating to resolve the issue. In the meantime, Microsoft will not distribute the update to systems with iCloud installed.
To ensure a seamless experience, Microsoft is blocking devices with iCloud for Windows (version 220.127.116.11) software installed from being offered Window 10, version 1809 until this issue has been resolved. We recommend that you do not attempt to manually update using the Update Now button or the Media Creation Tool from the Microsoft software download website until this issue is resolved.
On a related note, there are also some known bugs with mapped network drives. The following lines are part of the release notes of Windows 10 October 2018 Update:
You experience the following issues in Windows 10, version 1809:
In Windows Explorer, a red X appears on the mapped network drives. Mapped network drives are displayed as Unavailable when you run the net use command at a command prompt. In the notification area, a notification displays the following message: 'Could not reconnect all network drives.'