# Processing 4. Change editor window colour?

**URL:** <https://discourse.processing.org/t/processing-4-change-editor-window-colour/31717>\
**Category:** Processing\
**Created:** [August 13, 2021, 5:12pm UTC](https://discourse.processing.org/t/processing-4-change-editor-window-colour/31717 "2021-08-13T17:12:21Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![glv](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/glv/32/18785_2.png) [@glv](https://discourse.processing.org/u/glv)\
**Post date:** [August 24, 2021, 11:50am UTC](https://discourse.processing.org/t/processing-4-change-editor-window-colour/31717/5 "2021-08-24T11:50:45Z")

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Some other tweaks here:

> [@"Welcome to Processing 4" window always launches](https://discourse.processing.org/t/welcome-to-processing-4-window-always-launches/31865/1):
>
> Hello, First off, congrats on Processing 4! It looks great! Yet, once the application launches, there is no way to stop the launch of the “Welcome to Processing 4” window, despite the tiny check box on the bottom not being checked (ie, the “Show this message on startup”). I’ve tried it checking the box, as well as unchecking, and rebooting. Is there a specific line in the Processing preferences file in the ~/Library folder that I can tweak to stop this? I need to stop it for an exhibition and…

`:)`

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_[View the full topic](https://discourse.processing.org/t/processing-4-change-editor-window-colour/31717)._