1. Check the "Password" option in the properties window of the button, data input box and other parts that need password protection, and select the corresponding password level.

2. In the software menu bar, open "File (F)/ System Settings (T)/ Parameters", and then set the password level and corresponding password in the "Parameters" option.

3. Set the "screen skipping" component, enter the screen skipping number 6000 1, and the password mode is login mode.

4. After the program is completed, download it to the man-machine interface. Click the "Screen Jump" component to enter the password screen. After entering the password correctly, return to the operation encryption component.