This is the master key for the HMI's internal configuration. When you attempt to enter the "Offline Mode"—the system's maintenance and settings menu—you are often prompted for this password. The default factory password for many Proface HMI models is commonly 1101 . However, this is frequently changed by integrators, leading to lockouts.

Specialized automated software tools can scan the project file structure and instantly display the password in plain text or reset the security byte to 00 (disabled). Method 2: Hex Editing the Project File

: Username admin with password Pw#12345 .

Go to and send the updated project to the HMI via USB or Ethernet. Select Overwrite when prompted.

Go to → [Information (I)] → [Project Information (I)] . Select [Passwords] from the left-hand menu. Under [Send/Receive] , click [Set Password] .

Losing or forgetting a Pro-Face HMI password can halt factory production and block critical system updates. System integrators and maintenance engineers frequently face locked human-machine interfaces (HMIs) during machine commissions or legacy system overhauls.

A: Officially, no. Proface has stated that for models after 2018 (SP5000 series), there is no public backdoor. If you lose the password, you must send the unit to Proface with a proof of purchase for a factory reset (costly and slow).