The software you're referring to, "IDM 6.xx Activator Or Resetter V3.1," appears to be a tool designed to activate or reset Internet Download Manager (IDM) versions 6.xx without a legitimate license. This kind of software is often categorized under "cracks" or "activators," which are used to bypass software licensing restrictions.

For a safer, more reliable, and legal experience, consider purchasing a genuine license for IDM if you find it indispensable for your work or personal use. Alternatively, explore free and open-source software solutions that can offer robust functionalities with the added benefits of being community-driven and legally accessible.