Most modern Proface HMIs (GP4000 and newer) have a menu in the Offline Mode .
If you have the project file but cannot upload or download due to a transfer password, you can remove it using the GP-Pro EX software: Open the project in . proface hmi password unlock
If the HMI is networked and has Web Server or FTP capabilities enabled: Most modern Proface HMIs (GP4000 and newer) have