# App Block Builder Actions
<a name="app-block-builder-actions"></a>

You can perform the following actions on an app block builder, depending on the current state (status) of the app block builder instance.

**Delete**  
Permanently delete an app block builder.   
The instance must be in a **Stopped** state.

**Connect**  
Connect to a running app block builder. This action starts a desktop streaming session with the app block builder to install and add applications, and create an app block.   
The instance must be in a **Running** state.

**Start**  
Start a stopped app block builder. A running instance is billed to your account.  
The instance must be in a **Stopped** state, and associated with an app block.

**Stop**  
Stop a running app block builder. A stopped instance is not billed to your account.   
The instance must be in a **Running** state.

**Update**  
Update any of the app block builder properties, except the name.  
The instance must be in a **Stopped** state.

None of these actions can be performed on an instance in any of the following intermediate states:
+ **Pending**
+ **Stopping**
+ **Starting**
+ **Deleting**