Version 6.6 featured five distinct recovery modules, each optimized for specific data loss scenarios: Undelete Recovery
To use Minitool Power Data Recovery 6.6, you'll need a license key. Here are the steps to obtain one: Minitool Power Data Recovery 6.6 License Key
MiniTool has since moved to version 12.x. Keys for 6.6 are no longer sold or officially supported by the developer. Security Risk: Version 6