In the Manual menu item of the Help Icon, change Manual to "User's Guide" and add a link:

[Zodiase]

http://www.openskope.org/skope-users-guide

[Zodiase]

68b1ec1bf8aedeeab6c0445126a3d451a3d5f37b implements the feature.

@jterstriep please put the link in the settings file as such:

{
    "public": {
        "userGuideUrl": "http://www.openskope.org/skope-users-guide",
        ...
    },
    ...
}

[Zodiase]

Created dedicated deployment issue: https://github.com/openskope/skope-deployment/pull/33