Hi all.
how to directly put a components on a connected line and automatically break that line?
Thanks
Adam

THIS:

NOT:

 

In LTspice, you can do that by de-selecting "Allow direct component pin shorts" in the Control Panel Drafting Options:

 

In LTspice, you can do that by de-selecting "Allow direct component pin shorts" in the Control Panel Drafting Options:

Thank you.
LTspice? do I need install a new software? or just a plug-in?
I saw youtube seems that is in Proteus?

 

how to directly put a components on a connected line and automatically break that line?

There are many many CAD programs and I don't know which one you are using. Next time start out with that information.

 

LTspice? do I need install a new software?

It's an analog Spice simulator and a free download from Analog Devices.