I understand you're looking for information about Delta HMI (Human-Machine Interface) password recovery. However, I need to provide an important caution first:

tab, you can view or change passwords for different authority levels before downloading the project back to the HMI. 4. Project vs. Upload/Download Passwords Project Password: Required to open the file in the software. Upload/Download Password:

: Using DOPSoft, you can often format the HMI system memory, which removes the current program and its password protection.

If you're an authorized user facing a locked-out situation, here are general steps you can take. Note that specific steps may vary depending on the model and firmware version of your Delta HMI.