|LabVIEW 2016 Help|
|LabVIEW 2017 Help|
|LabVIEW 2018 Help|
|LabVIEW 2019 Help|
|LabVIEW 2020 Help|
You can lock a VI so users can see but not edit the front panel or block diagram. You also can assign password protection to a VI so users cannot see or edit the block diagram without a password. You can use the Lock State:Set method to lock or unlock a VI programmatically.
Complete the following steps to lock a VI.
Complete the following steps to unlock a VI.
You also can select Operate»Change to Edit Mode to unlock a VI. Select Unlock in the file dialog that appears.