These tools typically attempt to read the password directly from the uploaded .dps , .dpa , or .dpb project files by exploiting how the software stores security strings.
The safest, fastest path to obtaining the password is contacting the Original Equipment Manufacturer (OEM) who built the machine. Most integrators keep master backups of the uncompiled project files ( .dpb or .dps ). They can provide the original project file directly, bypassing the need to upload from the physical HMI. Check Default Passwords Delta Hmi Password Unlock Software
are sometimes used to manage or bypass these security levels. Manufacturer Official Path These tools typically attempt to read the password