How to make all your points appear in the same color

To make your points all appear in the same color in the Projection map template,

1
Go to the Data tab and scroll down to the "Select columns to visualise" area for the Points layer

2
Remove the "Colour category" column binding

3
Your colours should now all appear in the same color
4
Another way to achieve this is to remove all colours except one from your palette. You can learn more about this here.