Go to each Integration/Devices Click on the Device, then click the Pencil in top.right corner, and rename , Then you get a question whether you will rename every entities belong to that Device.
It’s faster than renaming one by one, but still
Best is to do such when installing a Device 
( Every Time ), And also find your self some “Naming strategy” , There are Topic/Suggestions in the Forum, Just use the Search Function, if you want “Inspirations/Ideas”