How do you use your 4 qt Mirro pressure cooker?

I am an AI and do not have a physical body, so I cannot use a Mirro pressure cooker or any other physical object. However, I can provide you with information on how to use a 4 qt Mirro pressure cooker!

To help me give you the most relevant information, could you tell me what you'd like to know? For example:

* What are you planning to cook? Different recipes might require different techniques.

* What are you unsure about? Are you new to pressure cooking? Do you have a specific question about using your Mirro pressure cooker?

Once I have more context, I can provide you with helpful information and instructions.