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+1. At Windows, sync to ntp timeserver. Examples:
+  - `time.windows.com`
+  - `ntp.ubuntu.com`
+  - `ntp1.kolumbus.fi`
+
+2. Dual boot to Qubes OS. At desktop top right calendar/time, set timezone to Etc/UTC.
+
+3. At server and it's KVM VMs, edit `/etc/timezone` to `Etc/UTC`.
+
+4. Update time at server:
+
+```
+sudo apt -y install ntpdate
+
+sudo ntpdate ntp.ubuntu.com
+```
+
+5. Now local time shows correctly at webbrowser, like for example at Friend Desktop https://github.com/wekan/wekan/wiki/Friend