Problem: My VNC client shows only a black screen when behind a NAT or using the beroNet Cloud Workaround: read VNC Guide carefully and use an external VNC Client if necessary. Problem: Shutdown in Hypervisor of Windows doesn't work Workaround: the PV Driver shutdownmon service hasn't been installed correctly. Start a command prompt as administrator and goto c:\Program files (x86)\Xen PV Drivers\bin\ and issue the command: shutdownmon -i Problem: WebVNC keyboard is strange Solution: Use the HV-Options in the VM Editor and add keymap='de' for a german keymap. Problem: VM Time is about 1 hour wrong Solution: Use the HV-Options in the VM Editor and add localtime=1 Problem: Shutdown in Windows 10 results in Hypervisor crash Workaround: Windows 10 tries to use Fastboot while shutting down, this can be disable in Windows under: Settings->System->Power&Sleep->Additional Power Settings->Choose what the power buttons do->Change->settings that are currently unavailable -> Turn on fast startup