Yes. All answers previously provided as part of your profile will be retained following the update so you can review what was previously submitted. You can change these answers as you progress through the profile if anything regarding how you store, process and/or transmit payment card data has changed. Depending on your processing methods and card data handling, you may be asked additional questions that may or may not change the outcome of your subsequent profile questions, SAQ type, SAQ auto-answering effects, and the requirement to perform External Vulnerability Scanning by an Approved Scanning Vendor (ASV) scanning on your environment.