Where is the switch to controller thingworx's log?

Articles:

• "Using loggers in ThingWorx to output a message in the ScriptLog does not store the message": https://www.ptc.com/en/support/article/CS319152
• "Working with log files in ThingWorx": https://www.ptc.com/en/support/article/CS207699
• "How to use logger statements to log to the Script Log in ThingWorx from a custom JavaScript service": https://www.ptc.com/en/support/article/CS225420

From "Help Center" - "Logs": https://support.ptc.com/help/thingworx/platform/r9/en/index.html#page/ThingWorx/Help/Composer/System/Logs/Logs.html