Installing FTK Imager 4.7.1 is trivial, but here is the optimal method for forensic readiness:
Recent updates have significantly improved imaging speeds, with some long-term users reporting that device imaging time has been cut in half compared to older versions. Forensic Integrity: ftk imager 471 download top
(Optional) Check if you want an indexed custom content image alongside the raw dump. Installing FTK Imager 4