Unable to get matt8707 homekit inspired dashboard to work

Hi i installed matt8707s homekit inspired dashboard and have got it to show as a dashboard but i havent been able to edit it with the entites i want i am a newbie when it comes to editing home assistant dashboards. all i have been able to figure out was how to change the name of the titles to my liking but nothing more than this any help would be greatly appreciated.

i was able to get my nest hub setup i guess begginers luck but my lights are not getting setup at all