Issue:
Installing a
new license where the old license expired or need replacing
Solution:
On the server machine
(coordinator):
1. Go to Administrative tools and
click on Service
2. Select PretonCoordinator
Service and stop the service:

3. Go to Pretoncoordinator directory default location (
../programfiles/preton/pretoncoordinator)
and delete the old license
Server.Lic .

4. Place the new license
the same directory
5. Start the
PretonCoordinator service.
