You can't do it with Traccar at the moment.
Will this option ever be available?
I don't know. If you want to submit a feature request please use GitHub.
I was able to use the google maps by selecting the gear icon then selecting server, Set map layer to 'Custom Map' and set the Custom Map field to
'http://mt0.google.com/vt/lyrs=y&hl=en&x={x}&y={y}&z={z}&s=Ga'
That will give you the google map without needed api key. Hope this helps.
Hello, I would like to use a google map like google maps. On one map I have the possibility to switch to the road and satellite. Unfortunately, what I did in other threads caused me. white screen in place with map