Instance locking is a feature of security as it prevents accidental actions from taking, to add this feature to the virtual machine, follow these steps:

  Note: If you do not have an instance created go to How to create instances in BCOS?.

   Then try deleting instance:

   Note that it could not be deleted as the Lock Instance feature does not allow some actions on the machine.

   Disable the Lock function by clicking in Unlock Instance:

  In the post How to associate volumes in different instances in BCOS?, we will learn how to unlink and associate volumes between different instances.