Hello,
The scenario is:
1) I start to create a contact using the main form
2) In one of the fields of the main form I need to specify who is the manager of this contact. This is look up field that want me to choose an existing contact or create a new one. In this case I would create a new one:

3) Once I click on "+ New Contact" I have the Quick Create form that is displayed. My problem is that some of the fields are already populated by some informations coming from the main form (which are wrong), see example:

Where and how can I stop this inheritance of informations?
Thank you in advance for your help