How do I fix the Matomo "Keyword not defined" issue in the analytics dashboard?

Hi Community,
My name is kithen lovn, I want to use matomo and shift my local store data analytics on him, but never know about or its terms.I am using google keyword but there are many difficulties.I want to know how to turn our profile into and many more like this kind of keyword analytics . I am also confused about choosing which one is better for me
Anyone here can guide me on how can I publish and other useful information that’s help me.
Thanks in advance.