Hide/show Main view

The main view is a logical view of the object and their connexion it is mainy used in system architecture or block diagram but it is useless for Schematic designer

here are the options to deactivate to hide it 

Hide/show View Frame

Setting to hide sheet and view frame at creation

Hide/Show connected ports

It can be interesting to hide the connected port . this will allow to quickly see 

• what are the available ports
• what are the object that are not well connected (whitout having to lauch BI essential