How do I add a custom mdi icon?

[VDRainer]

Something to read.

Implement some custom icons I've created?

I’ve started creating some custom icons to ‘fill in the gaps’ where Material Design Icons doesn’t already have something suitable. I’m using the template from here https://materialdesignicons.com/custom to create the icons, but I’m not sure how to implement them in my Home Assistant config. I tried entity_picture: /local/my-custom-icon.png but Home Assistant blew the image size up and made it larger than all the other icons, & it seems that Home Assistant automatically colours the icons? Is …

Not sure i this works in the latest versions. There was a change about icons a few versions ago.