OpenCRM will, by default, return the user to the detail screen of the new entity when a Quote, Sales Order, Purchase Order or Invoice is created.
It is possible to adjust the system to the method of redirecting which will return the user back to the record they came from when creating a one of these entities from a different module i.e. raising a Quote from an Opportunity.
This can be done by going to Settings > Additional Settings > Sales Module Redirect, where the following options are available: