A new licence is required if
- you change from version 2.5 or 2.6 to version 2.7 or 2.8
- you need one or more additional modules
Yes, it's possible. The licenses of version 2.7 are also valid for version 2.8.
There is only a restriction if you use a license for version 184.108.40.206. For technical reasons, this license does not work with the 2.8
Starting with version 2.7, the delivery includes the SmartNotes modules Factory, XBRL (ESEF) and LayoutRobot
Yes, the standard license only includes SmartNotes with the Classic scope
After installing an extended license only a restart of the SmartNotes server service is necessary. There are no further installations.