A: Yes, absolutely. FL Studio 21 opens .flp files from version 12 seamlessly. However, you cannot open a FL 21 project in FL Studio 12 (backwards compatibility is impossible).
By following this guide, you can safely resurrect the classic FL Studio 12 workflow on your vintage Mac, keeping your production chain stable and malware-free. Happy beatmaking. Download Fl Studio 12 Mac Os X
If you have an ancient Mac (MacBook from 2009–2012) running or Sierra (10.12) and you legitimately own a license for FL 12: A: Yes, absolutely