Xprog 555 is a third-party/clone programmer for specific MCUs (mostly Motorola/Freescale). The software is unsigned, uses outdated drivers, and is often flagged by antivirus (especially Trojan:Win32/Wacatac or HackTool ). Disable Windows Defender Real-time protection or create an exclusion folder BEFORE downloading/extracting. Use at your own risk, preferably on an offline, isolated machine.
This often indicates a software conflict. Some users find version more stable on Windows 10 than 5.55. Windows Block how to install xprog 555 on windows 10 better
If Windows 10 still blocks the driver, you must disable Driver Signature Enforcement before installation. Xprog 555 is a third-party/clone programmer for specific