Beginner questions, missing tools, how to draw shapes

[Redraw]

After you read and follow PixLab's link's advice rearranging your toolbox, there is always more to learn with Gimp (always) and an option you might like (if not found already) is in = preferences>icon theme>color, it looks that your running a dark theme_


color icons have a look here

https://www.gimp-forum.net/Thread-Anothe...e-question

my second monitor

https://www.gimp-forum.net/attachment.php?aid=7066