Panel editor tabs - from vertical to horizontal

I’m new to Grafana.
Using version 6.0.2.

I see screenshots from other users where the editor panel show the tabs in horizontal.
But my grafana show in vertical and is very annoying.
How to change that?
I already look everywhere and found nothing.

From this :
To this :

This change is in Grafana 6. afaik the only way to change is to downgrade