Protection Page (VI Properties Dialog Box)

From the front panel or block diagram window of a VI, select File»VI Properties and select Protection from the Category pull-down menu to display this page.

Use this page to set options for password-protected VIs.

This page includes the following components:

Option Description
Unlocked (no password)

Allows any user to view and edit the front panel and block diagram of the VI.
Locked (no password)

Locks the VI so the user must unlock it from this page to edit the front panel or block diagram.
Password-protected

Protects the VI with a password so the user cannot edit the VI or view the block diagram without the correct password.
Change Password

Changes the password for the VI.

You also can use the Lock State:Set method to lock a VI, unlock a VI, or set the password of a VI programmatically.