Goto nStudio server http://www.n-blocks.net/panel.php?p=author, Your Nodes, Upload New

Define the node Name, Category, Inputs,Outputs,Parameters

Then copy the .h and .cpp files to the directory “mbed_code” inside your computer [this will not be needed in the future, the 2 files from the server will be automatically downloaded to PC]

Add the new Node to the imported nodes at http://www.n-blocks.net/panel.php?p=author

If the studio is running in your PC then restart it to import the new node