When the alarm goes off, I want to write NO1 error in big letters Please tell me how to set it up

Please use the forums system to post flows, as it makes coping it a simple click and not having to download a file open it , copy text and then paste into editor.

In order to make code readable and usable it is necessary to surround your code with three backticks (also known as a left quote or backquote ```)

``` 
   code goes here 
```

Use the </> icon to create the triple backticks.

You can edit and correct your post by clicking the pencil :pencil2: icon.

See this post for more details - How to share code or flow json