Unlock objects
You can unlock locked objects to make them available for editing by any user with the appropriate privileges.
Prerequisite
You have the Designer role or are a system user.
The selected objects were not locked with a model. If an object is locked per model, it cannot be unlocked until the corresponding model is unlocked.
Open the relevant database, click the relevant group, and select the locked objects on the Objects tab.
Right-click in the selection.
Click Lock/Unlock >
Unlock. The Unlock objects dialog opens in which you can select objects for unlocking.Add additional objects, if necessary.
Click OK.
The dialog closes and the objects are unlocked. The user who locked the items and system users can remove the lock. System users have the Administrator: Unlock menu item to do so.