</span>:  Control if WebUI should block and process the UI events one a time in a single thread `True`, or process every event in a new non-blocking thread `False`. This updates all windows. You can use `webui_set_event_blocking()` for a specific single window update. Default: False. </li>
<li>
<span id="folder_monitor">folder_monitor</span>:  Automatically refresh the window UI when any file in the root folder gets changed. Default: False </li>
<li>
<span id="multi_client">multi_client</span>:  Allow multi