Migrating Channels DVR from one device to another

Thought this would be a good anchor Topic to link to threads on migrating your Channels DVR install from one device to another. Since there are many platforms you can install Channels DVR on, thought it better to provide links to threads until a good FAQ can be created from the results.

PC to NAS

Windows 7 to Mac OSX migration

Old Synology to New Synology NAS

Moving channels to a new server