However, great power demands great responsibility. Use it only on equipment you own. Always back up your original project first. And after you regain access, implement a modern password management system so you never need V4.2 again.
Consult the original project documentation, commissioning reports, or company password management systems. --- Plc Hmi Password Unlock V4 2 - Free Download
five years ago, had left the company abruptly, taking the password to his grave—or at least to his new job in a different time zone. However, great power demands great responsibility