You can change a background workflow into a real-time workflow by choosing Convert to a real-time workflow on the toolbar. The following screenshot shows how the icon looks:
Figure 5.15 – Workflow editor toolbar
If the background workflow you convert uses a wait condition, it will become invalid and you won't be able to activate it until you remove the wait condition.
You can change a real-time workflow into a background workflow by choosing Convert to a background workflow on the toolbar.