If the Apex is disconnected from Fusion left click on the red ! Icon on the Apex List page and then choose Summary under Configuration
Then click on the print button once the Configuration Summary is generated
Then you need to change the destination of your Printer to PDF or Save as PDF (This could look different depending on the computer and browser you are using)
Then save the file to your desktop or wherever you keep your fish tank documents.
Now you can use this to copy and paste you programing into the Apex if needed.