Cracked versions of repair software are notoriously unstable. Since you are already dealing with a corrupted video, using unstable software can lead to further data loss or "ghosting" in the repaired file.
Searching for "activation code top" usually leads to sites promising serial keys, keygens, or "cracks." Here is why these are risky: grau gmbh video repair tool activation code top
The demo version only repairs and saves the first 50% of your video file. Cracked versions of repair software are notoriously unstable
The Video Repair Tool by Grau GmbH is one of the most respected utilities for recovering corrupted video files. It is particularly famous for its "reference file" method. If a video file is missing its header or has a truncated index—common when a camera dies mid-record—the software compares the broken file to a working "reference" file from the same camera to rebuild the structure. The Problem with "Free Activation Codes" The Video Repair Tool by Grau GmbH is
While there are many "activation codes" or "cracked" versions of the (often called HD Video Repair Utility) floating around the web, using them is generally a bad idea for your data and your computer.